J
- Jacob Silj (Will Ferrell) – December 4, 1999
- Jan Brady (Melanie Hutsell) – January 11, 1992
- Janet Reno's Dance Party (Will Ferrell) – January 11, 1997
- Jarret's Room (Jimmy Fallon, Horatio Sanz) – December 16, 2000
- Jasper Hahn (Horatio Sanz) – January 8, 2000
- Jean K. Jean (Kenan Thompson) – March 8, 2008
- Jeannie Darcy (Molly Shannon) – November 18, 2000
- Jeff Montgomery (Will Forte) – October 25, 2008
- Jeffrey's (Jimmy Fallon, Will Ferrell) – February 17, 2001
- Jimmy Chance (Robert Downey, Jr.) – March 22, 1986
- Jingleheimer Junction (Will Ferrell, Cameron Diaz, Horatio Sanz, Ana Gasteyer, Tim Meadows) – September 26, 1998
- Joe Blow (Colin Quinn) – November 18, 1995
- The Joe Pesci Show (Jim Breuer) – December 2, 1995
- Jon Bovi (Will Forte, Jason Sudeikis) – October 7, 2006
- The Jones Brothers (Damon Wayans, Anthony Michael Hall) – November 9, 1985
- Jorge Rodriguez (Horatio Sanz) – May 1, 2004
- J-Pop America Fun Time Now (Taran Killam) and (Vanessa Bayer) – October 15, 2011
- Judy Grimes (Kristen Wiig) – January 17, 2008
- Judy Miller (Gilda Radner) – October 29, 1977
- Julian Assange (Bill Hader) – December 4, 2010
Read more about this topic: Recurring Saturday Night Live Characters And Sketches