Cholesbury is a village and former civil parish, now in the parish of Cholesbury-cum-St. Leonards, in Buckinghamshire, England, on the border with Hertfordshire. It is situated in the Chiltern Hills, about 4 miles (6.4 km) east of Wendover, 5 mi (8.0 km) north of Chesham and 5 mi (8.0 km) from Berkhamsted.

Cholesbury-cum-St Leonards is a civil parish in the Chiltern district of the English county of Buckinghamshire. It lies in the Chiltern Hills just to the north of Chesham, on the boundary with Hertfordshire.