Heraldry in the McIlwaine Family Line
 | Argent on a bend gules three leopards' faces or. |
|---|---|
 | Sable a lion rampant argent. |
 | Vert two foxes rampant combatant on a chief argent a falcon volant sable. |
 | Gules, a stork between three crescents argent. |
 | Gules a fleur-de-lis argent. |
 | Or an eagle displayed gules beaked and footed sable on a bordure sable six trefoils argent. |
 | Gules two covered cups or in chief a star argent. |
 | Azure a fleurdelis or between two mullets or in base three arrows or barbed and tipped argent in chief two roses argent barbed or. |
 | Gules on a bend argent three eagles displayed azure. |
 | Gules a chevron counterembattled between three mullets argent. |