Jestyn Philipps, 2nd Viscount St Davids

Jestyn Reginald Austin Plantagenet Philipps, 2nd Viscount St Davids Bt, (19 February 1917 – 10 June 1991) was a British peer, the only surviving son of John Philipps, 1st Viscount St Davids, and his second wife, Elizabeth Philipps, Viscountess St Davids (née Abney-Hastings).

From his mother, he inherited the baronies of Hungerford, de Moleyns and Strange (de Knockyn).

Lord St Davids married three times but had children only by his first wife. His first marriage was to Doreen Guinness Jowett on 5 May 1938. The couple divorced in 1954. His second marriage was to Elisabeth Joyce Woolf on 15 October 1954, but they divorced in October 1959. By his first wife, St Davids had five children:

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