8 for Barcelona...
Wayne Gretzky recorded 10 hat tricks in a season twice in the 1980's. That was the record and I doubt anyone has broken it.
50 hat tricks totall
he has scored about 19 (hat tricks)
26 hat tricks
alot of people like mario lemuix and wayne gretzkey have probaly
Alexander Ovechkin has 10 career hat tricks as of January 22,2011