Research by Simon Dibdin is as follows

At the age of 25 Thomas Dibdin commanded the 'Eagle Galley', a Sloop-of-war with 28 guns and a compliment of 220 men. The Sloop-of-war patrolled the Bristol Chanel. Under Lord Chatham's administration possibly went to war? Married first wife in 1759. She died whilst he was abroad (India?). He then became a rover around the Indian Ocean. Married Elizabeth Compton in Calcutta in 1775. Lived in Nagore & Calcutta, India. Became ill after being struck by lightening in Jedddah, Saudi Arabia. Died aboard Danish Vessel 'Hoysom' on his return voyage to England and buried in an unmarked grave in Cape Town, South Africa.