Family name Йоачим (Joachim 
, Ioachim 
, Yoachim 
) , globally, is a common surname. The cognomen Йоачим is characteristic of Poland, where it is quite a common surname, Tanzania, and Haiti (explore the name in all countries). In absolute terms, the name is most common in Poland, Tanzania, and Germany. More prevalently, Йоачим is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Joachim | Germany, Tanzania, Poland, France, Democratic Republic of the Congo |
| Ioachim | Romania, Italy, Spain, United States, France |
| Yoachim | Indonesia, United States, Tanzania, Canada, France |
| Йоачим | Russia |