Trnovec may refer to:
In Croatia: Trnovec Bartolovečki, a village and a municipality in Varaždin County Trnovec, Međimurje County, a village near Nedelišće
In Slovakia: Trnovec, Slovakia, a village and municipality in the Trnava Region Trnovec nad Váhom, a village and municipality in the Nitra Region
In Slovenia: Trnovec, Kočevje, a settlement in the Municipality of Kočevje, southern Slovenia Trnovec, Medvode, a settlement in the Municipality of Medvode, central Slovenia Trnovec, Metlika, a settlement in the Municipality of Metlika, southeastern Slovenia Trnovec pri Dramljah, a settlement in the Municipality of Šentjur, eastern Slovenia Trnovec pri Slovenski Bistrici, a settlement in the Municipality of Slovenski Bistrici, northeastern Slovenia Trnovec, Rečica ob Savinji, a settlement in the Municipality of Rečica ob Savinji, northeastern Slovenia Trnovec, Sevnica, a settlement in the Municipality of Sevnica, central Slovenia Trnovec, Videm, a settlement in the Municipality of Videm, northeastern Slovenia