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 | Portugal, Brazil, United States, India, United Kingdom |
| Murtha | Australia, Brazil, United States, India, United Kingdom |
| Murtagh | Portugal, Brazil, Ireland, United States, United Kingdom |
| مورتا | Sudan |