What do you call someone who tells dad jokes but isn't a dad?

A faux pa.

More dad jokes you'll groan at

My wife told me to stop impersonating a flamingo. I had to put my foot down.I tell dad jokes, but I don't have any kids I'm a faux paHow many dads does it take to get you to clean your room? One, but it takes 18 years!How do you get an astronaut’s baby to stop crying? You rocket.My wife said she’s divorcing me for being too un-American. I saw it coming from a kilometer away.Our family could never get tyred of Dad jokes. He says they’re wheelie good