Last name Lasák (Lasák 
) , worldwide, is a very rare family name. The family name Lasák is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lasák | Czechia |
|
oldřich lasák CZ (b. 1884) |
|
| milan lasák CZ (b. 1924) |
|
|
| pavel lasák CZ (b. 1977) |
|
|
| matěj lasák Czech bicycle racer, CZ (b. 1992) |
|
|
| jan lasák CZ (b. 1984) |
|