Family name Ladiga (Ladiga 
) , all over the world, is a very rare last name. The cognomen Ladiga is characteristic of Lithuania, where it is a rare surname, Latvia, and Italy, where it is a very rare surname. Much less frequently, Ladiga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ladiga | Italy, India, Latvia, Nigeria, Lithuania |
|
kazys ladiga Lithuanian general (1893-1941), LT (b. 1893) |
|
| jonas ladiga LT (b. 1869) |
|
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mindaugas ladiga Lithuanian diplomat, LT (b. 1963) |
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| tomas ladiga Lithuanian opera singer, LT (b. 1962) |
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