Family name Kubáček (Kubáček 
) , globally, is a very rare cognomen. The surname Kubáček is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kubáček | Czechia |
| rudolf kubáček CZ (b. 1911) |
|
|
| vojtěch kubáček (b. 1917) |
|
|
| lubomír kubáček Ph.D. Institute of Mathematics, Slovak Academy of Sciences 1965, SK (b. 1931) |
|
|
| jaroslav kubáček (b. 1930) |
|
|
| pavel kubáček CZ (b. 1947) |
|
|
| jan kubáček CZ (b. 1948) |
|
|
| jan kubáček Czech political analyst and university educator, CZ (b. 1981) |
|