Sir Richard will take some beating:
Staff and pilots | Southern Lakes Helicopters, Fiordland, New Zealand
Sir Tim Wallis may be up there, along with Bill Black. Dick Deaker for sure has more, but he is a very modest fellow and would probably not own up to it,
Aerial Hunter: The Dick Deaker Story | Stuff.co.nz
There are probably many more in NZ.
As posted above, many mustering pilots in Oz. But no matter where, it is no mean feat!