Wretham Park Meres is a 30-hectare (74-acre) biological Site of Special Scientific Interest north of Thetford in Norfolk.

This site consists of four natural lakes, Mickle Mere, Hill Mere, Rush Mere and West Mere, which provide a breeding habitat for wildfowl such as mallards, gadwalls, shovelers, tufted ducks and teal. There are also many wintering ducks.

The site is private land with no public access.