Others
- Mike Murphy (broadcaster) (born 1941), a retired Irish broadcaster
- Michael Murphy (journalist) (born 1948 or 09), a news reader with RTÉ
- Michael Murphy (priest) (c. 1767–1798), a co-leader of the Irish Rebellion of 1798
- Michael Murphy (VC) (c. 1837 – 93), an Irish recipient of the Victoria Cross
- Michael D. Murphy, a U.S. Air Force colonel charged with falsely claiming to be an attorney
- Michael Derrington Murphy (born 1940), a chemistry professor and bluegrass musician
- Michael Joseph Murphy (1915 – 2007), an American prelate of the Roman Catholic Church
- Michael P. Murphy (1976–2005), a U.S. Navy SEAL and Medal of Honor recipient, killed in action in Afghanistan
- Michael R. Murphy (born 1947), an American judge
- Mike Murphy (sports radio personality) (born 1951), nicknamed "Murph", a radio talk-show host on WSCR radio, Chicago, Illinois
- Michael Murphy (New Zealand magistrate) (1806 – 52), a New Zealander clerk, police magistrate, and subsheriff
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