In all the world, Mccullum (Mccullum 
) is an extremely rare masculine first name. Much more prevalently, Mccullum is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mccullum | United Kingdom, Australia, United States, Canada, New Zealand |
| kendale mccullum American basketball player, US (b. 1996) |
|