Well, who created this trend is not sure, but as per our research, the first TikTok video this year regarding this matter was created on the 24th of July by creator gentctb.
Well, he is not that famous but this particular video of his got over a million views and nearly 250k likes.
Here, he mentions that September will now be known as No Simp September and people simping for the girl will be exposed to the Boys community.
Hence, as of now, he seems to be the creator of this current challenge and trend. Following this, many videos have been uploaded since September has begun.
