Horreby is a village located 10 kilometres (6.2 mi) east of Nykøbing on the Danish island of Falster.

Annexed to Falkerslev, it was set to be demolished in 1688 but the decision was retracted.

[2] Until the 1960s and 1970s, Horreby's main street, Nykøbingvej, had a wide variety of shops and services including a baker, butcher, carpenter, cobbler, dairy, electrician, grocer, hairdresser, plumber and vet.

[3] Facilities in the village include Møllebakke School, two day care nurseries, a badminton club, and a youth sports club in nearby Listed.

[4] Horreby Lyng, a protected area of wetland to the northeast of the village is known for its mushrooms and butterflies, especially the large copper (Lycaena dispar).