I have a child here with my thai partner currently on toursit visa I went the other day can I stay another month in thailand, I was told i can extend my tourist visa for another two months just provide proof of child birth and we I live, I not sure if I would pay fee for extension for those two months

1900 baht

2.24 In the case of an alien

visiting a Thai spouse or child:

Permission

will be granted for a period of not more than 60 days at a time.

(1) Proof of relationship.

From the Police Order that deals with Extensions of Stay.

Fee 1,900 Baht.

Since this isn't CM specific, and few experts 'round these parts, you oughtta goto the Visa subforum and get real good answers fast. It's a great resource.