Across the world, Eustratio (Eustratio 
) is an extremely rare masculine first name. Much less frequently, Eustratio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Eustratio | Italy, Argentina, Venezuela |
| eustratio stephen ralli (1800-1884) (b. 1800) |
|
|
| eustratio ralli (1844-1865) (b. 1844) |
|
Laskaris, and Giovanakis