Holm (pronounced /hæm/ [1]), also spelled Ham, is a parish on Mainland, Orkney.
[2] The shores are mostly rocky, and the interior consists of light thin, loamy land.
[2] Orkney F.C., the island group's main football club, played its home games at The Rockworks Community ground near St. Mary's Holm until the pitch was wrecked in 2023.
The church has no spire or turret, and the manse is constructed so that all chimneys appear through the centre of a pyramidal roof.
Netherbutton Radar Station, which was part of the Chain Home system, was situated on both sides of the A961 road, although little now remains except four concrete mast bases.