Can I change my name on here?

Yes, once a year.
Here: https://www.steamgifts.com/account/profile/sync

maybe try asking support instead given your name is intenseanalstuffer.

yeah,you need a new one

checked name-history
( ͡° ͜ʖ ͡°)

dirty harry

Man comes to the name-change office and asks for a name change because his name is causing him troubles.
"And what is your name?" asks the clerk. "Michael Pygfucker" answers the sad man.
"Oh, I see how that might be affecting your life. What would you like to change it to?"
"Robert Pygfucker"