The firstborn is the eldest child born in a family.

Firstborn may also refer to:

Literature First Born (comics), a supervillain in DC Comics Firstborn (Clarke and Baxter novel), 2007 novel by Arthur C. Clarke and Stephen Baxter Firstborn (Thompson and Carter novel), 1991 novel by Paul B. Thompson and Tonya C. Cook The First Born, a play by Francis Powers staged on Broadway in 1897

Film and television Firstborn (1984 film), starring Teri Garr and Peter Weller First Born (2007 film), starring Elisabeth Shur 1st Born, a 2019 American-Iranian comedy film First Born (TV serial), British TV show, 1988 "Firstborn" (Star Trek: The Next Generation), TV episode of Star Trek: The Next Generation The First Born (1921 film), starring Sessue Hayakawa The First Born (1928 film), starring Miles Mander

Music First Born (Eyedea & Abilities album), 2001 First Born (The Plot in You album), 2011

Religion Firstborn (Judaism), bechor in rabbinical Judaism FIrstborn Laestadianism, a subgroup of the Pietistic Lutheran revival movement See also Primogeniture, the firstborn child inherits parents' property