This church village is located between Nijmegen and Venlo, on the eastern side of the Maas Wellerlooi lies in the heart of De Maasduinen National Park.

The part of the national park that belongs to Wellerlooi is named De Hamert.

[3] The village was first mentioned in 1501 as "'t Welreloo", and means "open forest belonging to Well.

[4] Wellerlooi started as a heath cultivation village in the 19th century.

The St Catharina Church was built between 1952 and 1953 in traditional style and a tower was added in 1961.