Family name مورتا (Murta 
, Murtha 
, Murtagh 
) , in the world, is a common cognomen. The cognomen مورتا is habitual in Ireland, where it is quite a common surname, Portugal, and New Zealand, where it is quite a rare surname. In absolute terms, this name is the most popular in Brazil, the United States, and Ireland. Also, مورتا is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Murta | Brazil, United Kingdom, United States, India, Portugal |
| Murtha | Brazil, United Kingdom, United States, India, Australia |
| Murtagh | Brazil, Ireland, United Kingdom, United States, Portugal |
| مورتا | Sudan |