Cleeve Hill is a 4-hectare (9.9-acre) biological Site of Special Scientific Interest south of Lambourn in Berkshire.

[1][2] Cleeve Hill is a sloping chalk grassland site with mixed scrub in the northern part.

It is in the North Wessex Downs, which is an Area of Outstanding Natural Beauty.

[3] The site has the following fauna:[3] The site has the following flora:[3]