Family name Grozaj (Grozaj 
) , across the world, is a rare surname. The surname Grozaj is habitual in Croatia, where it is quite a rare surname, and Slovakia.
| VARIANT | COUNTRY |
|---|---|
| Grozaj | Croatia, Slovakia |
| vera grozaj (b. 1911) |
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| dusan grozaj German swimmer, SK (b. 1955) |
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| tomislav grozaj Croatian ice hockey player, HR (b. 1985) |
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Mr, Robert, Dijana, Lorena, Tamara, Franjo, Stjepan, Andrija, Kailash, Domagoj, Branko, Gabriel, Željko, Đurđa, Miljenko, Leonardo, Ljiljana, Jadranka, Tomislav, Štefica, Valentina, Tihomir, Ivančica, Barica, Melita, Ms, Ana, Maja, Alen, Ruth, Ivan, Mario, Marko, Milan, Andrej, Anita, Peter, Petar, Darko, Davor, Josip, Franz, Ivana, Marija, Martin, Petra, and Štefanija