Count Carl Gustaf Ericsson von Rosen was a Swedish pioneer aviator, humanitarian, and mercenary pilot. He flew relief missions in a number of conflicts as well as combat missions for Finland and Biafra. His flights for the Biafran Air Force were notable for using the small Malmö MFI-9 in a ground attack role.

Lynn Garrison is a Canadian pilot and political adviser. He was a Royal Canadian Air Force fighter pilot in the 403 City of Calgary Squadron, before holding jobs as a commercial pilot, film producer, director and mercenary. Garrison has also accumulated a substantial collection of classic aircraft, flying many of these as well as organising their restoration and preservation. He participated in the Nigerian Civil War as a mercenary, assisting the military of Biafra.