In all the world, Кръстю (Кръстю 
, Krastyo 
, Krstiu ) is a common masculine forename. The first name Кръстю is characteristic of Bulgaria, where it is a common male name, and Greece, where it is a rare male name. Likewise, Кръстю is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Кръстю | Russia, Bulgaria, Kazakhstan |
| Krastyo | Bulgaria, Greece, Spain, United States, United Kingdom |
| Krstiu | United States |
| кръстю пейкич BG (b. 1665) |
|
|
|
кръстю маринов Bulgarian general, BG (b. 1855) |
|
| кръстю стоянов BG (b. 1826) |
|
|
| кръстю захариев iconographer, BG (b. 1841) |
|
|
| кръстю маймунков BG (b. 1835) |
|
|
| кръстю бояджиев BG (b. 1873) |
|
|
| кръстю капиданчев BG (b. 1880) |
|
|
|
кръстю пастухов Bulgarian journalist, writer and poet (1941-2017), BG (b. 1941) |
|
|
кръстю лафазанов Bulgarian actor, BG (b. 1961) |
|
| кръстю добрев BG (b. 1903) |
|
|
| кръстю тричков politician, BG (b. 1923) |
|
|
| кръстю станилов BG (b. 1935) |
|
|
| кръстю семерджиев Bulgarian weightlifter, BG (b. 1954) |
|
|
| кръстю тулешков bulgarian entomologist, BG |
|
|
| кръстю аризанов BG |
|