Justin Kan is an internet entrepreneur. He is best known for founding Kiko, the first AJAX web calendar; Justin.tv, a live video streaming platform; Socialcam, a mobile video sharing app (acquired for $60mm by Autodesk in 2012); Twitch, a video game streaming platform (acquired by Amazon for $970mm in 2014); and Exec, an on demand maid service (acquired by Handybook in 2014). He is currently a partner at the seed fund Y Combinator.

He graduated from Yale University with a degree in Physics and Philosophy.