- The Prince of Wales (his uncle, who he nearly shares a birthday with)
- the Rt. Rev'd. Geoffrey Tiarks
- Captain Hamish Lochore
- Lady Cecil Cameron of Lochiel
- Jane Holderness-Roddam
From 1980-1990, Peter attended Port Regis School. Upon graduating from there, he attended the same school previously attended by his maternal grandfather and uncles, Gordonstun School in Scotland. He attended the University of Exeter, graduating with a Sports Science degree.
- Miss Savannah Anne Kathleen Philips (2010)
- Miss Isla Elizabeth Philips (2012)