Biography

Birth date: 08 April 1892
Birth place: United Kingdom: England, Essex
Final rank: Leading Signalman
Service number: 7914 - First World War, 1914-1918
Unit: HMAS Sydney

John William Seabrook enlisted with the Royal Australian Navy in March 1913, having spent time serving with the Royal Navy. He joined HMAS Sydney upon its commission in June 1913 and served on the ship for the entirety of the war. During this period, Seabrook saw action during the Sydney-Emden encounter on 9th November 1914, recording the event in great detail. He continued employment with the RAN until early 1919, when he was invalided out. After the First World War, John Seabrook became active in the Ex-Naval Men's Association, working as the organisation's honorary general treasurer.

Rolls and Awards

Private Record

Seabrook, John William (Leading Signalman, HMAS Sydney)

Diaries of Leading Signalman John William Seabrook, describing voyages and actions of the HMAS Sydney, from commissioning in 1913 to end of the First World War. Covers places visited, escorting convoys, Sydney-Emden encounter and other actions, submarines and zeppelins. Includes drawings, diagrams,... Maker: Seabrook, John William

1DRL/0669 (With records)

Digitised Collection

Diary of John William Seabrook, 1913-1918

Diary relating to the First World War service of Leading Signalman John William Seabrook, HMAS Sydney. The diary describes the voyages and actions of HMAS Sydney from commissioning in 1913 to the end of the First World War. It records the places visited, escorting convoys, the Sydney-Emden...

RCDIG0000350

Diary of John William Seabrook, 1913-1918

Diary relating to the First World War service of Leading Signalman John William Seabrook, HMAS Sydney. The diary recounts Leading Signalman Seabrook's time at sea serving on the HMAS Sydney between 1913 and 1918. It describes the places he visited and the various operations and actions the HMAS...

RCDIG0000351

Heraldry

HMAS Sydney Medallion : Leading Signalman J W Seabrook, HMAS Sydney

HMAS Sydney medallion made from a Mexican eight reales coin of 1895. It is surmounted by the King's crown which carries two banners with the upper banner reading 'NOV 9 1914' and the lower reading 'HMAS.SYDNEY.SMS.EMDEN'. The obverse of the coin shows an eagle surrounded by a wreath and the words...

REL38552.001

West Australian HMAS Sydney Medalet : Leading Signalman J W Seabrook, HMAS Sydney

Medalet featuring, on the obverse, an image of HMAS Sydney under sail above which are the words 'TO COMMEMMORATE THE VICTORY OVER THE EMDEN' and underneath 'HMAS SYDNEY / 9th Nov 1914'. The designer's initials (AW) appear immediately under the waves. On the reverse is a victory wreath, at the apex...

REL38552.002

Marine Society Award of Merit : Leading Signalman J W Seabrook, Royal Navy

Marine Society Award of Merit in silver, engraved on reverse.

REL38552.003

HMAS Sydney sweetheart brooch : Leading Signalman J W Seabrook, HMAS Sydney

Gilt and enamel sweetheart brooch featuring the crest of HMAS Sydney in gilt on white enamel with a banner below which reads 'H.M.A.S SYDNEY'. A gilt naval crown, surmounts the crest and both are set against a red enamel ring.

REL38552.004

Timeline

Date of birth 1892-04-08