| Common surnames for Hoai: Hoai Aas Hoai Bong Hoai Bui Hoai Can Hoai Cat Hoai Catherine Hoai Chau Hoai Chong Hoai Chung Hoai David Hoai Dien Hoai Dinh Hoai Dovan Hoai Duc Hoai Frank Hoai Gia Hoai Huong Hoai Laken Hoai Leu Hoai Luan Hoai Luu Hoai Mac Hoai Nam Hoai Nghia Hoai Nghiem Hoai Ngo Hoai Nguyen Hoai Oswald Hoai Pham Hoai Phuong Hoai Salamon Hoai Scott Hoai Sen Hoai Son Hoai Song Hoai Suong Hoai Tam Hoai Tan Hoai Thanh Hoai Thu Hoai Thuong Hoai Ton Hoai Tran Hoai Trinh Hoai Trong Hoai Van Hoai Vanvu Hoai Viet Hoai Vuong |