Hey Pandas Tell Us Your First Name Without Telling Us Your First Name

I have the name of a saint, a creator of an empire, or a blemish.

i have the same name as a character from:

-a sitcom
-a kids show with a blue cat+ a walking fish

I am the face that launched a thousand ships.

This is a hard one to guess but here goes:
-greek origin
-boys name
-in a myth he kills some sort of serpent or monster (sorry, I don't remember)

Of avalorrrr

The Office Season 5 Episode 23 Time 00:22

He’s a Heartstopper character, he’s gay, and I personally relate to him.

- Rye clearing

- Courageous

- Brave