Registro Internacionale de Armas Gentilicias (Reg. No. 792 – 14th Oct. 2015, updated 15th Sept. 2021)
Registro Araldico Italiano (Reg. No. 573 – 13th Dec. 2019, updated 12th August 2021)
Society of American Armigers (Reg. No. AA0102 – 31st July 2021)
In lieu to trad. arms recorded with South African Bureau of Heraldry (Cert. Nos. 3437/3438/3439 – 30th July 2004)
United States Heraldic Registry (Reg. No. 20060215K – 15th Feb.2006)
International Register of Arms (Reg. No. 26 – 26th Feb. 2006, Vol.1)
Heraldische Gemeinschaft Westfalen (Reg. No. DEV200006, May 2006)
Supporters: Dexter: A griffin Gules, wings elevated, armed, beaked and winged Or; Sinister: A raven Sable proper
Badge: A raven displayed and volant Sable
Standard: 4 yards in length with rounded unsplit end having the Arms of Sinclair (viz:- Argent, a cross engrailed Sable) in the hoist and of 4 tracts, bendy-wavy Argent and Gules, with the aforesaid badge depicted and displayed 3 times, along with the cri-de-guerre, ‘HRAFNS-MERKI(L)’ in letters Sable upon 2 transverse bands Or.
Birthbrief of Hew/Hugh Sinclair, Baron of Brugh in Shetland (c.1671-1714), registered by Joseph Stacey, Ross Herald (1668-86), and held within the Lyon Court archives.
Artist: Franz Duro