Original blazon: Quarterly, az. and ar. a fesse wavy or, between three crescents counterchanged.
Crest: On the banks of a river an otter party per pale ar. and sa. and charged with two crescents counterchanged.
(Wollaston Hall, co. Worcester, granted 20 April, 1795, to John Addendrooke Addenbrooke, Esq. of Wollaston, high sheriff of Worcestershire, 1798. He was only child of John Homfray; assumed the surname and arms of Addenbrooke, under the will of his kinsman, Edw. Addenbrooke, Esq. of Over Sapey, co. Hereford; m. in 1780, Elizabeth, dau. of Michael Grazebrook, Esq. of Audnam, and was father of the late Edw. Addenbrooke Addenbrooke, Esq. of Kingswinford House, co. Stafford, whose eldest son, the Rev. Edw. Addenbrooke, vicar of Smethwick, co. Stafford, is the present representative of the family).
Source: Burke's General Armory (1884)