Joss is a given name and surname.

Notable people with the name include:

Given name or nickname

• Joss Ackland (1928-2023), British actor
• Joss Ambler (1900–1959), Australian-born British film and television actor
• Joss Christensen (born 1991), American freestyle skier and 2014 Olympic gold medalist
• Joss Fritz (c. 1470-c. 1525), insurgent in Germany
• Joss Labadie (born 1990), English footballer
• Joss McKinley (born 1981) English photographic artist
• Joss Naylor (born 1936), English fell runner
• Joss Whedon (born 1964), American screenwriter, film and television director and producer, television series creator, comic book author and composer
• George (Duala king) or Joss, a late 18th-century king of the Duala people of Cameroon

Stage name or pen name

• Joss Stirling, a pen name of British novelist Julia Golding (born 1969)
• Joss Stone (born 1987), stage name of British female soul singer, songwriter and actress Joscelyn Eve Stoker
• Lewis Joss, one half of the magic double act Jay & Joss

Surname

• Addie Joss (1880–1911), American Major League Baseball pitcher
• Chris Joss, French musician and record producer
• Jonathan Joss (born 1965), American actor
• Johnny Joss (1902–1955), American college football player
• Morag Joss (born 1955), English-born Scottish writer
• Robert L. Joss (born 1941), American businessman, banker, professor and former university administrator
• Scott Joss (born 1962), American country musician

Fictional characters

• Joss Carter, from the American television series Person of Interest
• Joss Kendrick, American Girl character
• Joss Merlyn, from the novel Jamaica Inn by Daphne du Maurier
• Joss Moody, from the novel Trumpet by Jackie Kay
• Joss Peroni, from the Australian television series Blue Heelers
• Joss Possible, from the animated American television series Kim Possible
• Palmer Joss, played by Matthew McConaughey in Contact (1997 American film)