Rear Admiral Jonathan Patrick Pentreath, CB, OBE (born 2 March 1966) is a retired senior officer of the Royal Navy.

He commanded 845 Naval Air Squadron from 2001 to 2003, including during the Battle of Al Faw in the Iraq War, and later commanded Commando Helicopter Force (2009–11) and Royal Naval Air Station, Yeovilton (2015–17).

His father was Captain David Pentreath, a decorated Royal Navy officer.

[2] He became Commanding Officer 845 Naval Air Squadron in 2001 and saw action at the Battle of Al Faw in March 2003 during the Iraq War,[2] for which he was awarded a Queen's Commendation for Valuable Service.

[9] Pentreath was appointed Officer of the Order of the British Empire (OBE) in the 2012 New Year Honours[10] and Companion of the Order of the Bath (CB) in the 2019 Birthday Honours.