I was playing a competitive game and one of the enemy players kept saying my in game name. My in game name is hidden, I was not streaming, and none of my friends were in my game. How could they know this info?

Does anyone know the design choice/reasons for this? I completely understand every bullet after or moving while shooting being innacurate/less accurate but no matter how I spin it in my head, it seems strange. This means every headshot yo...