The Magnay Baronetcy, of Postford House in the County of Surrey, was a title in the Baronetage of the United Kingdom. It was created on 8 November 1844 for William Magnay, a wholesale stationer and Lord Mayor of London from 1843 to 1844.[1] The second Baronet was a novelist. The title became extinct on the death of the third Baronet on 4 September 1960.[2]
Christopher Magnay, father of the first Baronet, was Lord Mayor of London from 1821 to 1822.[3]
| Escutcheon: | Ermine fretty Gules on a chief per pale of the second and Azure a sword Proper pommel and hilt Or surmounting a key saltirewise the ward upwards Gold interlaced with the collar of the Lord Mayor of the City of London between two leopards' faces Erminois. |
| Crest: | A lion rampant Sable billety Erminois murally crowned gorged with a chain reflexed over the back and holding between the forepaws a leopard's face Or. |
| Motto: | Magna Est Veritas [4] |