Globally, Rey Christian (Rey Christian 
) is a rare boy's forename. The first name Rey Christian is habitual in Philippines, where it is a rare male name, and China, where it is an extremely rare boy's name. Much less frequently, Rey Christian is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Rey Christian | Philippines, China, Peru |
Sy, Garcia, La Paz, Lacson, Lipana, Ferrer, Meniano, Salinas, Albaño, Canovas, Cameros, Cocadiz, Badilla, Ramirez, Domingo, Laririt, Lungkay, Marbella, Panlilio, Postrado, G. Alvero, Dela Cruz, Robles, Bentir, Bausas, Correa, Bon, Ong, Mina, Luar, Angat, Checa, Cueto, Pacis, Pelea, Ramos, Verdadero, Jusay, Tacon, Fabre, Santos, Sadang, Alvero, Aquino, Caraig, Canlas, Cabang, Caguit, Tagao, and Dela Pacion