Viscounts St Davids (1918)
- John Wynford Philipps, 1st Viscount St Davids (1860–1938)
- Hon. Colwyn Erasmus Arnold Philipps (1888–1915)
- Hon. Roland Erasmus Philipps (1890–1916)
- Jestyn Reginald Austen Plantagenet Philipps, 2nd Viscount St Davids (1917–1991)
- Colwyn Jestyn John Philipps, 3rd Viscount St Davids (1939–2009)
- Rhodri Colwyn Philipps, 4th Viscount St Davids (b. 1966)
The heir presumptive is the present holder's brother the Hon. Roland Philipps (better known as Todd Sharpville).
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