Dobby is a minifigure that was created for the Harry Potter theme. The minifigure was first released in the set 4731 Dobby's Release in 2002. In the year 2010, a re-designed minifigure of him was produced for the set 4736 Freeing Dobby.
852981 Dobby Key Chain, Brickipedia
Werewolf (Minifigures), Brickipedia
4736 Freeing Dobby - Brickipedia, the LEGO Wiki
LEGO Harry Potter 76421 Dobby the House-Elf: Bad Dobby or good Dobby? [Review] - The Brothers Brick
75968 4 Privet Drive, Brickipedia
LEGO Dobby Minifigure Brick Owl - LEGO Marketplace
4705 Snape's Classroom Brickipedia+BreezeWiki
76421 Dobby the House-Elf, Brickipedia
4736 Freeing Dobby, Brickipedia
Elphias Doge Brickipedia+BreezeWiki
Dobby, Brickipedia
The Grey Lady, Brickipedia