Hii! Do you have any irondad fics where the avengers think that peter's his son, when hes just an intern?
We have this list: Tony and Peter pretend to be father and son
5 Times Someone Thought Peter Was Tony’s Sonby slaylinski
... and 1 time he was.
or the one where everyone thinks Peter is Tony's son.
He Was Actually Really Being Truthful (For Once) by orphan_account
Natasha looked more closely. She first saw hints of a second person in the sock poking out of the blanket at a strange angle, and the pale hand with curled-up fingers resting on Tony’s chest. Then she found a head of what looked like brown curls, tucked snugly under Tony’s arm. And eventually, a second set of sleeping breaths, slow and light.
OR
The Avengers return from months of missions to find a child fast asleep on the lounge, with Tony snoring beside him. A mystery ensues.
Is Tony Stark a father? (It looks like it!) How have they never discovered the kid until now? I mean, Iron Man has always been good at keeping secrets, but a whole CHILD?
I’m telling you, he’s not my son!by Ashfirebolt
5 times people think Peter is Tony's son and the one time Tony says he is. No Endgame spoilers
Scenes from an Italian Restaurant by ellyerin
Steve agrees to hang out with Nat while Clint is gone. They're in an Italian restaurant when they spot Tony at another table, with a woman and child. They try to figure out who the kid could be.
When You Assume Wrong by TentativeTreason
Tony is hiding something.
The Avengers notice the little discrepancies in Tony’s behaviour, and they eventually come to the only conclusion they can think of: Tony is having an affair.
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(i.e. Tony Stark and May Parker co-parent Peter and somehow the Avengers translate this into him cheating on Pepper)