Lo is a small medieval town in the Belgian province of West Flanders in Belgium and a borough of the municipality Lo-Reninge.

Lo is part of the community Lo-Reninge, which obtained the city title in 1985.

The Old Town Hall of Lo, built between 1565-1566, and its belfry were inscribed on the UNESCO World Heritage List in 1999 as part of the Belfries of Belgium and France site.

[1] Lo is the location of Caesarsboom, an ancient European Yew designated a national monument of Belgium.

[2] This West Flanders location article is a stub.