1) (Johnstown, co. Wexford; granted by Hawkins, Ulster, 1757, to John Grogan, Esq., son and heir of Cornelius Grogan, and grandson of John Grogan, all of same place, with an escutcheon of pretence for his wife, Katherine, dau. and heir of Major Andrew Knox, of Rathmacknee, co. Wexford). Barry of six or and sa. on a chief az. a lion pass. of the first, an escutcheon of pretence gu. a, falcon rising or, within an orle ar. the inner rim engr. the outer wavy. Crest—A lion’s head erased sa. Motto—Honor et virtus.
2) (Harcourt Street, Dublin, bart.; Sir Edward Grogan, M.P. for Dublin, 1841-65, male heir of Grogan of Johnstown). Barry of six or and sa. on a chief engr. az. a lion pass. of the first. Crest—A lion’s head erased sa. charged with a mullet or. Motto—Honor et virtus.
3) (Johnstown Castle, co. Wexford; exemplified to Hamilton Knox Grogan, Esq., of Johnstown, upon his assuming, by royal licence, 1828, the additional name of Morgan, in compliance with an injunction in the will of his kinsman, Samuel Morgan, Esq., of Waterford). motto over—Honor et virtus. Motto—Fidus et audax. Quarterly, 1st and 4th, or, a griffin segreant sa., for Morgan; 2nd and 3rd, barry of six or and sa. on a chief az. a lion pass. of the first. Crests—1st, Morgan: A reindeer’s head cabossed or; 2nd, Grogan: A lion’s head erased sa.