According to Official Guinness Records,
The largest collection of videogames is 17,446 and belongs to Joel Hopkins (Australia), as counted in Victoria, Australia, on 12 January 2016.Joel was born and raised in Melbourne and has forever since his childhood been a passionate player and collector of video games and gaming memorabilia. His obsession with games started when he was approx 6-7 years old in the late 1970s starting with the Atari and Commodore 64 however collecting video games and memorabilia became a hard core passion when Joel was approximately 19 years of age.His favourites include: Ghouls and Ghosts on all platforms, Gradius, Castlevania, Symphony of the Night (PS1), Grand Turismo 3 (PS2) and Gears of War 3 (Xbox360)
For a complete list of 2016 records, please visit 2016 Guinness Records in Australia.