Viscount Mountgarret - Viscounts Mountgarret (continued)

Viscounts Mountgarret (continued)

• Henry Edmund Butler, 13th Viscount Mountgarret (1816–1900)
• Henry Edmund Butler, 14th Viscount Mountgarret (1844–1912)
• Edmund Somerset Butler, 15th Viscount Mountgarret (1875–1918)
• Piers Henry Augustine Butler, 16th Viscount Mountgarret (1903–1966)
• Richard Henry Piers Butler, 17th Viscount Mountgarret (1936–2004)
• Piers James Richard Butler, 18th Viscount Mountgarret (b. 1961)

The current heir presumptive is the present holder's brother Edmund Henry Richard Butler (b. 1962).