Here are my favorite youtubers in no specific order (The youtubers written in bold are french youtubers)
Azuritereaction/AzuriteYT
Markiplier
SomeOrdinaryGamers
BlackMetalGhost
RunForTheCube (A weird but funny Howtobasic like youtuber)
Angry Video Game Nerd
Matthew Santaro
Vsauce
Boogie2988
Jhofffilms (not really a youtuber, but some dudes under a channel)
HitlerRantsAndParodies
Quirkology
TheFantasio974
FantaBobGames
Joueur Du Grenier
Unsterbliicher
MrAntoineDaniel (Known for the French series "What The Cut", literaly the french version of Ray William Johnson)
CouilleBleu
2guys1tv
Steelorse