Family name 池永 (Ikenaga 
, 池永 ) , across the world, is a rare cognomen. The family name 池永 is characteristic of Belgium, where it is a rare surname, Brazil, where it is a very rare surname, and Japan. Measured by absolute frequency, this name is the most popular in Brazil, Japan, and the United States. Very seldom, 池永 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ikenaga | China, Brazil, Belgium, United States, Japan |
| 池永 | China |
| 池永浩之 Japanese baseball player, JP (b. 1943) |
|