Rear Admiral Matthew John Parr, CB (born 20 August 1962) is a retired Royal Navy officer who has served as Commander Operations and Rear Admiral, Submarines and is currently an Inspector of Constabulary and Fire & Rescue Services.

[1] He studied geography at Hatfield College, Durham, graduating with a Bachelor of Science (BSc) degree in 1983.

[3] He became an Operations Officer at Permanent Joint Headquarters in Northwood in 1995 and was then given command of the submarine HMS Trafalgar in 1997.

[3] Parr became commanding officer of the frigate HMS Montrose as well as Captain of the 6th Frigate Squadron in 2001, Deputy Flag Officer Sea Training at Plymouth in 2003 and then returned to Northwood to join the Fleet Operations in 2005.

[1] In June 2022, after the Metropolitan Police was placed in special measures by HMIC, Parr wrote to Commissioner Stephen House to outline "substantial and persistent concerns" regarding the force's performance, including its "inexperienced" workforce, its backlog of online child abuse cases, the stop and search of the athlete Bianca Williams, the strip-searching of children, the murder of Sarah Everard, and the force's approach to internal corruption.