Family name Mumsy (Mumsy 
) , worldwide, is a very rare cognomen. The surname Mumsy is habitual in South Africa, where it is a very rare surname, Australia, and Nigeria, where it is an extremely rare surname. Much more prevalently, Mumsy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mumsy | Botswana, South Africa, Australia, Nigeria, United States |
Mum, Naidoo, Ngcobo, Nyathi, Ndlovu, Manzini, Mashele, Mashego, Mabunda, Mokoena, Mhlongo, Mthembu, Shongwe, Sithole, Khumalo, Dlamini, Ngobeni, Ngwenya, Mahlangu, Mthethwa, Shabangu, Govender, Lubisi, Mathebula, Gumede, Baloyi, Dube, Zulu, Mnisi, Sambo, Khoza, Nkosi, Nkuna, Wumsy, Zungu, Zitha, Zondi, Zwane, Maseko, Masuku, Mabaso, Mchunu, Mkhize, Mlambo, Sibiya, Sibuyi, Chauke, Dladla, and Madonsela