Hugh Enes Blackmore (1 October 1863 – 21 May 1945) was a British opera and concert singer and actor. Known as the "Iron-Throated Tenor", he is best remembered for his performances of tenor roles with the D'Oyly Carte Opera Company. His career with D'Oyly Carte spanned almost 30 years, ending with a season as the company's stage manager. He was later a teacher of operatic singing and acting.