Patricia Ferguson Gallan QPM (born 26 October 1965) is a former British police officer who served as Assistant Commissioner Specialist Crime and Operations of the Metropolitan Police in London. She previously served as Deputy Assistant Commissioner (Specialist Operations – Security and Protection) from 2012 to 2015, Assistant Chief Constable (Operations Support) of Merseyside Police from February 2006 to 2012, and also served as temporary Deputy Chief Constable of the force from October 2009 to February 2010. She was the most senior female ethnic minority police officer in British history. She retired from the police service in August 2018.