Around the globe, Řehoř (Γρηγόριος 
, Řehoř 
, Rehor 
) is a rare masculine first name. The forename Řehoř is habitual in Greece, where it is a rare boy's name, and Czechia. More prevalently, Řehoř is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Γρηγόριος | Greece |
| Řehoř | Czechia |
| Rehor | Germany, Czechia, United Kingdom, Austria, United States |
Gergely, Gregor, Gregorio, Gregorius, Gregorová, Gregors, Gregory, Grgur, Grigalius, Grigor, Grigore, Grigorian, Grigoriev, Grigoriu, Grzegorz, I, Jurgens, Juris, Řehořová, Грег, Грегор, Грегори, Грегорио, Грегорі, Грегоріо, Григорьев, Григорян, Рыгор, Юргенс, Юрис, גרגורי, غريغور, غريغوري, გრიგოლი, グレゴリー, 格雷戈里, and 格雷戈里奥
Řehoř is also a popular name for the fictitious and mythical characters: Gregory House , the protagonist of the American television series House; Gregory Goyle , the fictional character of the Harry Potter series, Harry Potter and the Philosopher's Stone; Calendar Man , the comic book character, The Lego Batman Movie; Greg Universe , the Steven Universe character and Greg Heffley , the main protagonist in the novel series Diary of a Wimpy Kid, and in many other works.
Jan, Michal, Rudolf, Daniel, Dušan, Jiří, Víťa, Šimon, Lukáš, Matěj, Tomáš, Zdeněk, Zbyněk, Miloslav, Miroslav, Radomír, Ladislav, Jaroslav, Vojtěch, Václav, Martin, Ondra, Filip, Ing, Adam, Petr, Hugo, Marek, Milan, Aleš, Karel, Pavel, Radek, Roman, Denis, David, Jarda, Jakub, Josef, Jirka, Honza, Hynek, Vladimír, and František