| J. C. X. Simon | 1973 - 1974 | USA | 15+ |
| J. D. Gleaton | 1977 | USA | 1 |
| Jack Edward Alderman | 1974 | USA | 1 |
| Jack Foster Outten Jr. | 1992 | USA | 1 |
| Jack Gilbert Graham | 1955 | USA | 44 |
| Jack Harold Jones Jr. | 1983 - 1995 | USA | 3+ |
| Jack Henry Abbott | 1965 - 1980 | USA | 2 |
| Jack Owen Spillman III | 1994 - 1995 | USA | 3 |
| Jack Unterweger | 1974 - 1992 | Austria | 12+ |
| Jack Wayne Reeves | 1967 - 1994 | USA | 3+ |
| Jackie Banny Arklöv | 1999 | Sweden | 2 |
| Jackson Lee Davis | 1896 | USA | 2 (alleged) |
| Jacobus Dirk Hertogs | 1979 - 1980 | Netherlands | 3 |
| Jacqueline Gibons | 1982 | USA | 2 |
| Jacques Delisle | 2009 | Canada | 1 |
| Jacques Fesch | 1954 | France | 1 |
| Jaime Piero Cole | 2010 | USA | 2 |
| Jake Bird | 1930 - 1947 | USA | 13+ |
| Jake Fahri | 2008 | United Kingdom | 1 |
| Jake Lee Eakin | 2003 | USA | 1 |
| Jakrapanth Thomma | 2020 | Thailand | 29 |
| Jamall Walters | 2020 | United Kingdom | 1 |
| James Alfred Moody | 1967 - 1993 | United Kingdom | 1 |
| James Allen Coddington | 1997 | USA | 1 |
| James Allen Paul | 1984 | USA | 3 |
| James Allen Red Dog | 1973 - 1991 | USA | 5 |
| James Anthony Frederick | 1991 - 1992 | USA | 3 |
| James Antonio Barnes | 1988 | USA | 3+ |
| James Arcene | 1872 | USA | 1 |
| James B. Clark Jr. | 1994 | USA | 1 |
| James Barney Hubbard | 1957 - 1977 | USA | 2 |
| James Bernard Lammers | 1950 | USA | 4 |
| James C. Dunham | 1896 | USA | 6 |
| James Camb | 1947 | United Kingdom | 2 |
| James Clifford Carson | 1981 - 1983 | USA | 3+ |
| James Dale Ritchie | 2016 | USA | 5 |
| James David Autry | 1980 | USA | 2 |
| James David Martin | 1989 - 2005 | USA | 3 |
| James Dean Worley | 2016 | USA | 1 |
| James Demouchette | 1976 - 1988 | USA | 4 |
| James Dennis Ford | 1997 | USA | 2 |
| James Donald French | 1958 - 1961 | USA | 2 |
| James Douglas Latham | 1961 | USA | 7 |
| James Dupree Henry | 1974 | USA | 1 |
| James Dyral Briley Jr. | 1979 | USA | 12+ |
| James E. Childers | 2000 - 2009 | USA | 5+ |
| James Eagan Holmes | 2012 | USA | 12 |
| James Edward Smith | 1983 | USA | 1 |
| James Edward Swann Jr. | 1993 | USA | 4 |
| James Emery Paster | 1980 - 1981 | USA | 3+ |
| James Eric Degorski | 1993 | USA | 7 |
| James Erin McKinney | 1991 | USA | 2 |
| James Francis Hurley | 1988 | England | 1 |
| James Fryer | 1973 | USA | 4 |
| James Hackman | 1779 | United Kingdom | 1 |
| James Hanratty | 1961 | United Kingdom | 1 |
| James Harlan Drake | 2009 | USA | 2 |
| James Henry Corbitt | 1950 | United Kingdom | 1 |
| James Homer Elledge | 1974 - 1998 | USA | 2 |
| James Inglis | 1951 | Scotland | 1 |
| James Jerold Koedatich | 1971 - 1982 | USA | 4 |
| James Kraig Kahler | 2009 | USA | 4 |
| James McCormick | 1939 | Ireland | 5 |
| James Oliver Huberty | 1984 | USA | 22 |
| James Opelton Bradley | 1988 - 2014 | USA | 3 |
| James Otto Earhart | 1981 - 1987 | USA | 2+ |
| James Phillip Barnes | 1988 - 1997 | USA | 2 |
| James Richard Curry | 1982 - 1983 | USA | 4+ |
| James Smith | 1962 | United Kingdom | 1 |
| James Spyridon Vlassakis | 1997 - 1999 | Australia | 4 |
| James Terry Roach | 1977 | USA | 2 |
| James Vernon Allridge III | 1985 | USA | 2 |
| James Warren Jones | 1977 - 1978 | USA | 918 |
| James William Holmes | 1981 | USA | 1 |
| James William Hutchins | 1954 - 1979 | USA | 4 |
| James William Wilson Jr. | 1988 | USA | 2+ |
| Jan Philopon Dambrovský | 1572 - 1585 | Holy Roman Empire | 4 |
| Jane Dawn Elizabeth Andrews | 2000 | United Kingdom | 1 |
| Jane Toppan | 1895 - 1901 | USA | 31+ |
| Janie Lou Gibbs | 1966 - 1967 | USA | 5 |
| Jarno Sebastian Elg | 1998 | Finland | 1 |
| Jarvis Jay Masters | 1985 | USA | 1 |
| Jarvis Theodore Roosevelt Catoe | 1935 - 1941 | USA | 1+ |
| Jasmiyah Kaneesha Whitehead | 2010 | USA | 1 |
| Jason Alan Thornburg | 2017 - 2021 | USA | 3 |
| Jason Eric Massey | 1993 | USA | 2 |
| Jason Eugene Bush | 2009 | USA | 2 |
| Jason Fairbanks | 1801 | USA | 1 |
| Jason Getsy | 1995 | USA | 1 |
| Jason Harry Robb | 1993 | USA | 2 |
| Jason Michael Coday | 2006 | USA | 1 |
| Jasper Hanebuth | 1650 - 1652 | Germany | 19 |
| Jaturun Siripongs | 1981 | Thailand | 2 |
| Javed Iqbal Mughal | 1998 - 1999 | Pakistan | 100 |
| Jay D. Scott | 1983 | USA | 2 |
| Jay Wesley Neill | 1984 | USA | 4 |
| Jaylen Ray Fryberg | 2014 | USA | 4 |
| Jean Eric Gassy | 2002 | Australia | 1 |
| Jean Lee | 1949 | Australia | 1 |
| Jean Struven Harris | 1980 | USA | 1 |
| Jean‑Charles‑Alphonse Avinain dit Davinain | 1867 | France | 2 |
| Jeanne Weber | 1905 - 1908 | France | 10 |
| Jeffery Lee Wood | 1996 | USA | 1 |
| Jeffrey Alan Walton | 1986 | USA | 1 |
| Jeffrey Dahmer | 1978 - 1991 | USA | 17 |
| Jeffrey Dillingham | 1992 | USA | 1 |
| Jeffrey Don Lundgren | 1989 | USA | 5 |
| Jeffrey Glenn Hutchinson | 1998 | USA | 4 |
| Jeffrey James Weise | 2005 | USA | 9 |
| Jeffrey Lee Griffin | 1978 - 1979 | USA | 3 |
| Jeffrey Lynn Feltner | 1988 - 1989 | USA | 7 |
| Jeffrey Mailhot | 2003 - 2004 | USA | 3+ |
| Jeffrey Paul Cutlip | 1975 - 1993 | USA | 3 |
| Jeffrey Robert Arenburg | 1995 | Canada | 1 |
| Jeffrey Robert MacDonald | 1970 | USA | 3 |
| Jeffrey T. Johnson | 2012 | USA | 1 |
| Jeffrey Timothy Landrigan | 1982 - 1989 | USA | 2 |
| Jeffrey Wayne Gorton | 1986 - 1991 | USA | 2 |
| Jennifer Ann Mee | 2010 | USA | 1 |
| Jennifer Forsyth Hyatte | 2005 | USA | 1 |
| Jennifer San Marco | 2006 | USA | 7 |
| Jeong Nam-gyu | 2004 - 2006 | South Korea | 14 |
| Jeong Sang-jin | 2008 | South Korea | 6 |
| Jereboam Orville Beauchamp | 1825 | USA | 1 |
| Jeremy Anthony Michael Skibicki | 2022 | Canada | 4 |
| Jeremy Bryan Jones | 1992 - 2004 | USA | 1+ |
| Jeremy Nevill Bamber | 1985 | United Kingdom | 5 |
| Jerome Dennis | 1991 - 1992 | USA | 5 |
| Jérôme Henri Carrein | 1975 | France | 1 |
| Jerome Henry Brudos | 1968 - 1969 | American | 4 |
| Jerry Scott Heidler | 1997 | USA | 4 |
| Jerry White | 1981 | USA | 2 |
| Jesse Donald Sumner | 1963 - 1973 | USA | 4 |
| Jesse Harding Pomeroy | 1871 - 1874 | USA | 2+ |
| Jesse James Hollywood | 2000 | USA | 1 |
| Jesse Michael Anderson | 1992 | USA | 1 |
| Jesse Walter Bishop | 1977 | USA | 1 |
| Jessie Gordon | 1974 | Scotland | 1 |
| Jessie Hoffman Jr. | 1996 | USA | 1 |
| Jessie King | 1887 - 1888 | United Kingdom | 3 |
| Jessie Lee Cooks | 1973 - 1974 | USA | 15+ |
| Jesús Ledesma Aguilar | 1995 | Mexico | 2 |
| Jhon Jairo Velásquez Vásquez | 1980 - 1992 | Colombia | 257 |
| Jill Lonita Coit | 1993 | USA | 1 |
| Jim David Adkisson | 2008 | USA | 2 |
| Jimmy Governor | 1900 | Australia | 9 |
| Jimmy Lee Gray | 1968 - 1976 | USA | 2 |
| Jimmy Maketta | 2005 | South Africa | 16 |
| Jin Ruchao | 2000 - 2001 | China | 108 |
| Joachim Georg Kroll | 1955 - 1976 | Germany | 8+ |
| Joachim Knychała | 1975 | Poland | 5 |
| Joan Vila Dilmé | 2009 - 2010 | Spain | 11+ |
| Joanna Christine Dennehy | 2013 | United Kingdom | 3 |
| Joaquín Villalón Díez | 1981 - 1992 | Spain | 3 |
| Jodi Ann Arias | 2008 | USA | 1 |
| Joe Metheny | 1976 - 1996 | USA | 10+ |
| Joe Nathan James Jr. | 1994 | USA | 1 |
| Joel Emmanuel Hägglund | 1914 | Sweden | 2 |
| Joel Rifkin | 1989 - 1993 | USA | 9+ |
| Johan Alfred Andersson Ander | 1910 | Sweden | 1 |
| Johann Oberreiter | 1855 - 1864 | Austria | 2-3 |
| Johann Otto Hoch | 1890 - 1905 | USA | 15+ |
| Johann Trnka | 1946 | Austria | 2 |
| Johanna Maria Magdalena Goebbels | 1945 | Germany | 6 |
| Johannes Marinus van Zon | 1967 | Netherlands | 3+ |
| Johannes Mashiane | 1982 - 1989 | South Africa | 13 |
| Johannes Opdam | 1952 - 1958 | Netherlands | 2 |
| Johannes-Andreas Hanni | 1982 | Estonia | 3 |
| John Aaron Rice | 2011 | USA | 1 |
| John Albert Gardner III | 2009 - 2010 | USA | 2 |
| John Alexander Dickman | 1910 | United Kingdom | 1 |
| John Allen | 2011 | USA | 1 |
| John Allen Muhammad | 2002 | USA | 10+ |
| John Arthur Getreu | 1963 - 1975 | USA | 3+ |
| John Arthur Spenkelink | 1973 | USA | 1 |
| John Ashley Brown Jr. | 1984 | USA | 1 |
| John B. Nixon | 1985 | USA | 1 |
| John Bender Sr. | 1871 - 1873 | USA | 11+ |
| John Bishop | 1819 - 1831 | United Kingdom | 3+ |
| John Bodkin Adams | 1946 - 1956 | United Kingdom | 10+ |
| John Boysie Singh | 1947 - 1956 | Trinidad and Tobago | 400+ |
| John Brennan Crutchley | 1978 - 1985 | USA | 2+ |
| John Brown | 1856 - 1859 | USA | 10 |
| John Carlin | 1996 | USA | 1 |
| John Charles Bolsinger | 1980 - 1988 | USA | 4 |
| John Charles Eichinger | 1999 - 2005 | USA | 4 |
| John Charles Tapner | 1853 | United Kingdom | 1 |
| John Childs | 1974 - 1978 | United Kingdom | 6 |
| John Clarke | 1865 - 1867 | Australia | 1+ |
| John David Battaglia Jr. | 2001 | USA | 2 |
| John David Duty | 1978 - 2001 | USA | 1 |
| John David Guise Cannan | 1986 - 1987 | United Kingdom | 1+ |
| John Doyle Lee | 1857 | USA | 120 |
| John Dwight Canaday | 1968 - 1969 | USA | 3 |
| John Edward Alite | 1980 - 2008 | USA | 2+ |
| John Edward Howard Rulloff | 1844 - 1870 | USA | 3-5 |
| John Edward Robinson | 1984 - 2000 | USA | 8+ |
| John Eldon Smith | 1974 | USA | 2 |
| John Eleuthère du Pont | 1996 | USA | 1 |
| John Emil List | 1971 | USA | 5 |
| John Eric Armstrong | 1992 | USA | 11+ |
| John Errol Ferguson | 1974 - 1978 | USA | 8 |
| John Etter Clark | 1956 | Canada | 6 |
| John Evander Couey | 2005 | USA | 1 |
| John Felton Parish | 1982 | USA | 6 |
| John Filip Nordlund | 1900 | Sweden | 5 |
| John Floyd Thomas Jr. | 1972 - 1986 | USA | 7 |
| John Francis Duffy | 1982 - 1986 | United Kingdom | 3 |
| John Francis Roche | 1953 - 1954 | USA | 4+ |
| John Frank Hickey | 1883 - 1911 | USA | 3 |
| John Frederick Stockwell | 1934 | United Kingdom | 1 |
| John Frederick Thanos | 1990 | USA | 3 |
| John George Haigh | 1944 - 1949 | United Kingdom | 6+ |
| John Gilbert Graham | 1955 | USA | 44 |
| John Giuca | 2003 | USA | 1 |
| John Grant | 1998 | USA | 1 |
| John Henry George Lee | 1884 | United Kingdom | 1 |
| John Herbert Dillinger | 1924 - 1934 | USA | 1 |
| John Ingvar Lövgren | 1958 - 1963 | Sweden | 4 |
| John Joseph DeBlase | 2010 | USA | 2 |
| John Joseph Fautenberry | 1990 - 1991 | USA | 6 |
| John Joubert | 1982 - 1983 | USA | 3+ |
| John Justin Bunting | 1992 - 1999 | Australia | 11 |
| John Kewish Jr. | 1872 | Isle of Man | 1 |
| John Leonard Orr | 1984 | USA | 4 |
| John Leslie Coombes | 1984 - 2009 | Australia | 3 |
| John Linley Frazier | 1970 | USA | 5 |
| John Louis Evans III | 1977 | USA | 1 |
| John Lynch | 1836 - 1841 | Australia | 10 |
| John Martin Crawford | 1981 - 1992 | Canada | 4+ |
| John Martin Scripps | 1995 | England | 3 |
| John Michael Hooker | 1971 - 1988 | USA | 3 |
| John Norman Collins | 1967 - 1969 | USA | 1+ |
| John Owen | 1850 - 1865 | Australia | 4 |
| John Parsons | 2005 | USA | 1 |
| John Patsalos | 1967 | USA | 1 |
| John Price Hayter Jr. | 1953 - 1986 | USA | 3 |
| John R. Hicks | 1985 | USA | 2 |
| John Reginald Birchall | 1890 | Canada | 1 |
| John Reginald Halliday Christie | 1943 - 1953 | United Kingdom | 8+ |
| John Richard Baltazar | 1997 | USA | 1 |
| John Richard Marek | 1983 | USA | 1 |
| John Robert Hill | 1969 | USA | 1 |
| John Ronald Brown | 1998 | USA | 1 |
| John Russell Houser | 2015 | USA | 2 |
| John Ruthell Henry | 1975 - 1985 | USA | 3 |
| John Samir Zawahri | 2013 | USA | 5 |
| John Sidney Makin | 1891 - 1892 | Australia | 15 |
| John Taylor | 1988 - 2000 | USA | 1 |
| John Thomas Straffen | 1951 - 1952 | United Kingdom | 3 |
| John Trevor Kelly | 1935 - 1939 | Australia | 1 |
| John Vincent Martorano | 1964 - 1999 | USA | 20 |
| John Wayne Gacy | 1972 - 1978 | USA | 33+ |
| John Wayne Glover | 1989 - 1990 | Australia | 6+ |
| John Wesley Hardin | 1868 - 1877 | USA | 20 |
| John Wesley Robinson | 1896 - 1913 | USA | 3 |
| John Whelan | 1854 - 1855 | Ireland | 5+ |
| John White Webster | 1849 | USA | 1 |
| John Wilkes Booth | 1865 | USA | 1 |
| John William Agrue | 1966 - 1982 | USA | 3+ |
| John William Byrd Jr. | 1983 | USA | 1 |
| John William Cooper | 1985 - 1998 | United Kingdom | 4+ |
| John William Hopkins | 1972 - 1978 | USA | 3+ |
| John William Kelley | 1986 - 1988 | USA | 3 |
| John William King | 1998 | USA | 1 |
| John Williams Jr. | 1996 | USA | 6 |
| John Wolfgang Alexander Ausonius | 1991 | Sweden | 1 |
| Johnathan Wayne Goforth | 1998 | USA | 1 |
| Johnny Allen Johnson | 2002 | USA | 1 |
| Johnny Avalos | 2012 - 2015 | USA | 5 |
| Johnny Frank Garrett | 1981 | USA | 1 |
| Johnny Paul Penry | 1979 | USA | 1 |
| Johnson Aziga | 1996 - 2003 | Canada | 2 |
| Joji Obara | 1992 - 2000 | Japan | 2 |
| Jon Scott Dunkle | 1981 - 1985 | USA | 3 |
| Jonathan Balls | 1824 - 1845 | United Kingdom | 22+ |
| Jonathan Daniel Carr | 2000 | USA | 5 |
| Jonathan Preston Haynes | 1987 - 1993 | USA | 2 |
| Jonathon Edington | 2006 | USA | 1 |
| Jordan Anthony Brown | 2009 | USA | 2 |
| Jorge Avila-Torrez | 2005 - 2009 | | 5 |
| Jorge Ayala-Rivera | 1981 - 1986 | Colombia | 3 |
| Jorge del Carmen Valenzuela Torres | 1960 | Chile | 6 |
| Jorge Ignacio Palma | 2019 - 2020 | Colombia | 2+ |
| Jorge José Sagredo Pizarro | 1980 - 1981 | Chile | 10 |
| José Antonio Rodríguez Vega | 1987 - 1988 | Spain | 16 |
| José Dorángel Vargas Gómez | 1995 - 2016 | Venezuela | 14+ |
| José Ernesto Medellín Rojas | 1993 | USA | 2 |
| José Luis Calva | 2004 - 2007 | Mexico | 2+ |
| José Manuel Martínez | 1978 - 2013 | USA | 12+ |
| José María Jarabo | 1958 | Spain | 5 |
| José María Miculax Bux | 1946 | Guatemala | 15 |
| José Misael Roldán Concha | 1954 - 1957 | Chile | 7 |
| José Muñoz Lopera | 1898 - 1904 | Spain | 6 |
| José Paz Bezerra | 1970 - 1971 | Brazil | 7+ |
| José Ramos | 1863 - 1864 | Brazil | 3-9 |
| José Tiago Correia Soroka | 2021 | Brazil | 3 |
| José Vicente Matias | 1999 - 2005 | Brazil | 6 |
| Josef Cuko | 1992 | Albania | 5 |
| Josefa Rodriguez | 1863 | USA | 1 |
| Joseph Andrew Prystash | 1994 | USA | 1 |
| Joseph Baldi | 1970 - 1972 | USA | 4 |
| Joseph Barboza Jr. | 1950 - 1976 | USA | 11+ |
| Joseph Brant | 2007 - 2008 | USA | 1+ |
| Joseph Carl Shaw | 1977 | USA | 3 |
| Joseph Carmine Testa | 1970 - 1986 | USA | 10 |
| Joseph Charles Massino | 1981 - 1999 | USA | 3+ |
| Joseph Christopher | 1980 | USA | 19 |
| Joseph Christopher Garcia | 2000 | USA | 2 |
| Joseph Corbett Jr. | 1950 - 1960 | USA | 2 |
| Joseph Daniel Miller | 1986 - 1990 | USA | 5 |
| Joseph Douglas Ball | 1937 - 1938 | USA | 2+ |
| Joseph Edward Corcoran | 1992 - 1997 | USA | 4 |
| Joseph Edward Duncan III | 1978 - 2005 | USA | 5+ |
| Joseph Eisele | 1867 | USA | 3 |
| Joseph Ernest Atkins | 1969 - 1985 | USA | 3 |
| Joseph Fama | 1989 | USA | 1 |
| Joseph Ferguson | 2001 | USA | 5 |
| Joseph Francis Breslin | 1968 - 1982 | USA | 3 |
| Joseph Hamilton | 1906 | USA | 5 |
| Joseph James DeAngelo | 1974 - 1986 | USA | 64+ |
| Joseph Kallinger | 1974 - 1975 | USA | 3 |
| Joseph LaPage | 1867 - 1875 | Canada | 4 |
| Joseph Lewis Clark | 1984 | USA | 2 |
| Joseph Lyle Menendez | 1989 | USA | 2 |
| Joseph Martin Danks | 1986 - 1990 | USA | 7+ |
| Joseph Martin Luther Gardner | 1992 | USA | 1 |
| Joseph Michael Ervin | 1969 - 1981 | USA | 6 |
| Joseph Michael Nissensohn | 1981 - 1989 | USA | 4+ |
| Joseph Naso | 1977 - 1994 | USA | 10+ |
| Joseph Paul Franklin | 1977 - 1980 | USA | 15+ |
| Joseph Paul Jernigan | 1981 | USA | 1 |
| Joseph Riaud | 1860 - 1875 | France | 1-3 |
| Joseph Robert Miller | 1976 - 1993 | USA | 6+ |
| Joseph Roland Ernst | 1959 | USA | 1 |
| Joseph Rudolph Wood III | 1989 | USA | 2 |
| Joseph Solomon | 1979 - 1994 | Saint Lucia | 2 |
| Joseph Stanley Faulder | 1975 | Canada | 1 |
| Joseph Taborsky | 1950 - 1957 | USA | 7 |
| Joseph Thomas McEnroe | 2007 | USA | 6 |
| Joseph Thomas Wesbecker | 1989 | USA | 8 |
| Joseph Ture Jr. | 1978 - 1980 | USA | 6+ |
| Joseph Vacher | 1894 - 1897 | France | 11-46 |
| Joseph William Kappen | 1973 | United Kingdom | 4+ |
| Joseph-Albert Guay | 1949 | Canada | 19+ |
| Joseph-Thomas Recco | 1960 - 1980 | France | 7+ |
| Joshua Alan Wade | 1994 - 2007 | USA | 5 |
| Joshua Anderson | 2006 - 2007 | USA | 4+ |
| Joshua Earl Patrick Phillips | 1998 | USA | 1 |
| Joshua Jacques | 2022 | United Kingdom | 4 |
| Jozef Roháč | 1985 - 2004 | Slovakia | 7+ |
| Juan Antonio Luna Jr. | 1993 | USA | 7 |
| Juan Carlos Chavez | 1995 | USA | 1 |
| Juan Carlos Villa Cardona | 2012 - 2023 | Colombia | 11 |
| Juan Catalino Domínguez | 1944 - 1948 | Argentina | 8 |
| Juan Chavez | 1986 - 1990 | Mexico | 6+ |
| Juan Corona | 1971 | USA | 25 |
| Juan David Ortiz | 2018 | USA | 4 |
| Juan Díaz de Garayo y Ruiz de Argandoña | 1870 - 1879 | Spain | 6+ |
| Juan Edward Covington | 1998 - 2005 | USA | 3+ |
| Juan Fernando Hermosa Suárez | 1991 - 1992 | Ecuador | 22 |
| Juan José Valle | 1956 | Argentina | 1+ |
| Juan Martín García | 1998 | USA | 1 |
| Juan Ramon Segundo Meza | 1986 - 1995 | USA | 4+ |
| Juan Raul Garza | 1980 - 1992 | USA | 3 |
| Juan Rodriguez Chavez | 1985 - 1995 | USA | 12 |
| Juan Severino Mallari | 1816 - 1826 | Philippines | 57 |
| Juana Dayanara Barraza Samperio | 1998 - 2006 | Mexico | 16+ |
| Judith Ann Neelley | 1982 | USA | 2 |
| Judith Maryanne Moran | 2009 | Australia | 1 |
| Judy Buenoano | 1971 - 1983 | USA | 3 |
| Juhani Aataminpoika | 1849 | Finland | 12 |
| Julia Fortmeyer | 1875 | USA | 1+ |
| Julia Lynn Turner | 1995 - 2001 | USA | 2 |
| Julia Rhoton Andrews | 2012 | USA | 1 |
| Julian Andrew Frank | 1960 | USA | 33 |
| Julie Powers Schenecker | 2011 | USA | 2 |
| Julio Pérez Silva | 1998 - 2001 | Chile | 14 |
| Junko Ogata | 1996 - 1998 | Japan | 7 |
| Jürgen Bartsch | 1962 - 1966 | Germany | 4 |
| Jurijus Kadamovas | 2001 - 2002 | USA | 5 |
