The Sophia Amalia was a ship of the Royal Dano-Norwegian Navy named after Sophia Amalia, the wife of King Frederick III. The ship was built at Hovedøen in Oslo under the direction of English shipbuilder James Robbins and was launched in 1650. She was 51.8 meters long and at that time one of the largest naval vessels in the world. She was commissioned by King Christian IV specifically to surpass the British ship HMS Sovereign of the Seas. The ship was manned by a crew of 680 and had an armament of 108 guns, surpassing Sovereign of the Seas by eight guns.