Cognomen Терлецкий (Terlecki 
, Терлецкий 
, Terleckij , along with others...) , throughout the world, is quite a rare family name. The last name Терлецкий is habitual in Belarus, where it is quite a rare surname, Poland, and Latvia, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Eastern Europe, particularly Poland, Russia, and Belarus. Likewise, Терлецкий is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Terlecki | United States, Poland, Argentina, France, Brazil |
| Терлецкий | Kazakhstan, Russia, Ukraine, Belarus |
| Terleckij | Argentina, Ukraine |
| Terletsky | Russia, United States, Canada, Ukraine, Israel |
| Terletskii | Kazakhstan, Russia, Ukraine, United States |
| Terletskiy | Germany, Russia, Bulgaria, United States, Latvia |
Terleckyj, Terletskij, and Terlezki
|
кирилл терлецкий Catholic bishop, BY (b. 1540) |
|
| терлецкий михаил Ukrainian activist, pharmacist and art collector, UA (b. 1886) |
|
|
| терлецкий, константин филиппович RU (b. 1887) |
|
|
| терлецкий, евгений петрович RU (b. 1892) |
|
|
| яков петрович терлецкий Soviet theoretical physicist (1912-1993), RU (b. 1912) |
|
|
| терлецкий, николай александрович RU (b. 1908) |
|
|
| терлецкий, валентин михайлович UA (b. 1916) |
|
|
| терлецкий, владимир николаевич UA (b. 1918) |
|
|
| терлецкий, владимир евгеньевич Russian musician (1931-1998), RU (b. 1931) |
|
|
| максим сергеевич терлецкий Russian actor, RU (b. 1980) |
|
|
| виталий михайлович терлецкий RU (b. 1989) |
|
Ян, Федор, Франц, Кирилл, Максим, Михаил, Андрей, Богдан, Даниил, Никита, Виктор, Леонид, Сергей, Руслан, Алексей, Арсений, Болислав, Георгий, Дмитрий, Николай, Валерий, Василий, Роман, Семен, Игорь, Вадим, Юра, Макс, Марк, Миша, Глеб, Петр, Дима, Вова, Влад, Олег, Виталий, Илья, Егор, Юрий, Алекс, Антон, Артем, Артур, Борис, Павел, Данил, Денис, Иван, and Любомир