The Coat of arms of Darwin were granted by the Queen on 9 December 1959 - the same year in which Darwin was granted city status. Elizabeth II (Elizabeth Alexandra Mary Windsor; born 21 April 1926) is Queen of sixteen sovereign states, holding each crown and title equally. ... December 9 is the 343rd day (344th in leap years) of the year in the Gregorian calendar. ... Year 1959 (MCMLIX) was a common year starting on Thursday of the Gregorian calendar. ...

The official description, or blazon, of the arms is: This is an article about Heraldry. ...

Gules, on a Fess per pale Azure and Argent between in chief a Castle also Argent, the Portcullis raised Sable, and in base a Sun irradiated Or within an Annulet likewise Argent, a Wooden Aeroplane Propeller of early pattern erect proper winged Argent, and on Water barry wavy proper a Sailing Ship of two masts in full sail also proper; and for the crest: out of a Mural Crown proper a Mariner’s Compass Gules, the Rose Or, the Needle pointing to the North also Gules; and for the supporters: on the dexter side an Australian Aborigine with tribal markings proper holding in the exterior hand a native Shield and supporting by the interior hand a Spear point upwards also proper and on the sinister side a British Settler supporting with the exterior hand a Pick and Shovel likewise proper; and for the motto: PROGREDIAMUR. In heraldry, supporters are figures placed on either side of the shield and depicted holding it up. ...