Brian mac Ardghail, 1416–1442 Ruaidhri mac Ardghail, 1442–1446 Aodh Ruadh mac Ruaidhri, 1446–31 March 1453 Feidhlimidh mac Briain, 1453–1466 Eochan mac Ruaidhri, 1466–1467 Reamonn mac Ruaidhri, 1467–November 1484 Aodh Óg mac Aodha Ruaidh, 1485–16 September 1496 Brian mac Reamoinn, 1496–1497 Rossa mac Maghnusa, 1497–1513 Reamonn mac Glaisne, 1513–c.1 April 1521 Glaisne Óg mac Reamoinn, 1521–1551? Art Maol mac Reamoinn, 1551–1560 Aodh mac Briain, 1560–1562 Art Ruadh mac Briain, 1562–1578 Sir Rossa Buidhe mac Airt, 1579–August 1589 Hugh Roe McMahon (Irish: Aodh Ruadh mac Airt), 1589–September/October 1590. Brian Mac Hugh Og of the Dartrey MacMahons (late 16th century) Sourced from: MacMahons of Oriel: Mac Mathghamna, Kings of Oirghialla to 1590, in A New History of Ireland, pp. 215–16, volume IX, ed. Byrne, Martin, Moody. Dublin, 1984 (II) The "Airgialla Charter Poem", Ailbhe Mac Shamhrain and Paul Byrne, in The Kingship and Landscape of Tara, Edel Bhreathnach, pp. 213–224, edited Edel Bhreathnach, Four Courts Press, Dublin, 2005 Branch chieftains Raymond McMahon of the Killyleen Mc Mahons (late 17th century) Nicholas McMahon of the Cluaincoinin Mc Mahons (early 19th century) Patrick McMahon of the Cluaincoinin Mc Mahons (late 19th century) Martin McMahon [Motto] of the Cluaincoinin Mc Mahons (early 20th century) John McMahon [Jack Martin] of the Cluaincoinin Mc Mahons (late 20th century) The McMahons of Fermanagh A separate McMahon family in County Fermanagh is descended from Mahon Maguire, a grandson of Donn Carrach Maguire. People McMahon or MacMahon is the family name of the following people: Arts Aline MacMahon (1899–1991), American actress Andrew McMahon (born 1982), American singer-songwriter Andrew "Blueblood" McMahon (1926–1984), American Chicago blues bass guitarist, singer and songwriter[ Bernard MacMahon (filmmaker), British filmmaker Bryan MacMahon (writer) (1909–1998), Irish playwright, novelist and short story writer Charles MacMahon (disambiguation), several people: Charles MacMahon (politician) (1824–1891), Australian MP and police commissioner Charles MacMahon (theatre) (1861–1917), Australian theatrical entrepreneur and filmmaker Ciarán Mac Mathúna (1925–2009), Irish broadcaster Éabha McMahon (born 1992), Irish singer Ed McMahon (1923–2009), American entertainer Ella McMahon, British singer (better known as Ella Eyre) Geraldine McMahon, British-Irish harpist and singer Gerard McMahon, English singer-songwriter Ivor McMahon (1924–1972), English violinist Jennifer McMahon (writer) (born 1968), American novelist Julian McMahon (born 1968), Australian actor; son of former Prime Minister Kevin McMahon (musician) (born 1953), American industrial rock musician Mike McMahon (comics) (born 1954), British comics illustrator Ryan McMahon (singer-songwriter) (born 1979), Canadian singer-songwriter, folk-rock musician Ryan McMahon, aka Iame (rapper) (also known as