Serge Betsen Tchoua is, well,

...

Serge Betsen Tchoua.

"Betsen Tchoua" is his full family name, you screaming ignorant one.

See : http://people.africadatabase.org/en/person/15208.html

http://www.scrum.com/rugbyworldcup/player_...firstname=Serge

etc..

Even one of his companies is named "TCHOUA SARL" :

http://siren442370136.societes.org/