McMahon Baronets, of Ashley Manor (1817)
- Sir John McMahon, 1st Baronet (d. 1817)
- Sir Thomas McMahon, 2nd Baronet (1779–1860)
- Sir Thomas Westropp McMahon, 3rd Baronet (d. 1892)
- Sir Aubrey Hope McMahon, 4th Baronet (1862–1893)
- Sir Horace Westropp McMahon, 5th Baronet (1863–1932)
- Lt.-Col. Sir Eyre McMahon, OBE, 6th Baronet (1860–1935)
- Sir (William) Patrick McMahon, 7th Baronet (1900–1977)
- Sir Brian Patrick McMahon, 8th Baronet (born 1942)
The heir presumptive to the baronetcy is Shaun Desmond McMahon (born 1945), 2nd and youngest son of the 8th Baronet.
His heir apparent is his eldest son, Patrick John Westropp McMahon (born 1988)
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