The half-elf is a player character race featured in Dungeons & Dragons and related material.
The half-elf appeared as a player character race in the original Player's Handbook (1978). The half-elf also appeared in the original Monster Manual (1977). The half-elves of the Dragonlance setting were detailed in Dragonlance Adventures (1987).
The half-elf appeared as a character race in the second edition Player's Handbook (1989). The half-elf also appeared in the Monstrous Compendium Volume One (1989), and Monstrous Manual (1993). Options for the half-elf character race were presented in Player's Option: Skills & Powers (1995). The planar half-elf for the Planescape setting was detailed in The Planewalker's Handbook (1996). The half-breed aquatic elf for the Forgotten Realms setting appeared in Sea of Fallen Stars (1999).
The half-elf appeared as a character race in the third edition Player's Handbook (2000), and Monster Manual (2000), and in the 3.5 revised Player's Handbook and Monster Manual (2003). The half-human elf was presented in the 3.5 revised Dungeon Master's Guide (2003). Half-elves, including half-aquatic elf and half-drow, were detailed for the Forgotten Realms setting in Races of Faerûn (2003). The aquatic half-elf, the arctic half-elf, the desert half-elf, the fire half-elf, the jungle half-elf, and the half-elf paragon were detailed in Unearthed Arcana (2004). The madborn half-elf of the Eberron setting appeared in Five Nations (2005). The aquatic half-elf appeared again in Stormwrack (2005). The deepwyrm half-drow appeared in Dragon Magic (2006).