I saw 3 people with this name. One in a yt video and 2 in unrated games. Was it the same dude or just a name that people use?

I've been middling immortal peaking at radiant infrequently for the past few acts. As someone who's played tons of different competitive games, (CS, league, OW, dota, etc) this is the only game where I notice players at the top of the rank...