Marquess of Londonderry

Marquessate of Londonderry
Arms: Quarterly: 1st & 4th, Or, a Bend counter-company Argent and Azure, between two Lions rampant Gules (Stewart); 2nd, Argent, a Bend engrailed between six Martlets Sable (Tempest); 3rd, Azure, three sinister Gauntlets Or (Vane). Crests: Centre: A Dragon statant Or (Stewart); Dexter: A Griffin’s Head erased per pale Argent and Sable, beaked Gules (Tempest); Sinister: A dexter Cubit Arm in Armour, the hand in a Gauntlet proper, graping a Sword proper, pommel and hilt Or (Vane). Supporters: Dexter: A Moor proper, wreathed about the temples Argent and Azure, holding in the exterior hand a Shield Azure, garnished Or, and charged with a Sun-in-Splendour Gold; Sinister: A Lion Or, gorged with a Collar Argent, charged with three Mullets Sable.
Creation date13 January 1816
Created byThe Prince Regent (acting on behalf of his father King George III)
PeeragePeerage of Ireland
First holderRobert Stewart, 1st Earl of Londonderry
Present holderFrederick Vane-Tempest-Stewart, 10th Marquess
Heir presumptiveLord Reginald Vane-Tempest-Stewart
Subsidiary titlesEarl of Londonderry
Earl Vane (United Kingdom)
Viscount Castlereagh
Viscount Seaham (United Kingdom)
Baron Londonderry
Baron Stewart (United Kingdom)
StatusExtant
Former seat(s)Mount Stewart
Plas Machynlleth
Seaham Hall
Wynyard Hall
MottoMETUENDA COROLLA DRACONIS (The dragon’s crest is to be feared)

Marquess of Londonderry, of the County of Londonderry (/ˈlʌndəndr/ LUN-dən-dree), is a title in the Peerage of Ireland.