Who the artist of bow wow yippie yay yippie yo yo?

It is 'Atomic Dog' by George Clinton from 1982 and is one of the most sampled songs in Hip Hop history. It features in:

'Who am I (What's My Name)' by Snoop Doggy Dog.

'F**k wit Dre Day' by Dr Dre.

'Brothers Gonna Work it Out' and 'Can't Truss it' by Public Enemy.

'Ghetto Bird' and 'Man's Best Friend' by Ice Cube.

'Funky Gripsta' by Ice-T.

'Where'd You Get that Funk From' by Schooly D.

'Holler if You Hear Me' by 2pac.

And many more.