In Rumelange, two cars collided at around 5.40pm, leaving just as many people injured.
Shortly after, two people were injured in a collision between two vehicles on the A13 motorway near Bettembourg.
An accident in Esch-sur-Alzette shortly before 11pm led to a car catching fire. One person was injured.
Around 4.40am on Tuesday, a motorist crashed into a tree in Contern, leaving one person injured.
