Patrick Hemingway is the middle child of Ernest's three sons. Born in Kansas City, Missouri, in 1928, he grew up in Key West, Florida. He graduated from Harvard University and pursued a career as a professional hunter in Tanzania, Africa, and later became an instructor at The College of African Wildlife Management Mweka. There he served as a Forest Officer Wildlife seconded from the Food and Agricultural Organization of the UN (FAO). He retired to Bozeman, Montana, where he lives with his wife and family.