Ryan Gary Letourneau, or Northernlion, is a prominent Twitch streamer and content creator. He is the host of the Northernlion Live Super Show.

He is known to be highly charismatic, more specifically for his distinctive voice and sharp wit, as well as his usage of a variety of puns, idioms, and vague references to pop culture.

Letourneau is also a pioneer in the indie game YouTube scene, and has helped bridge the gap between independent developers and content creators over the years by promoting indie games, and by speaking at industry-leading events like GDC.