The famous English monarch during the time of the Spanish Armada in 1588 was Queen Elizabeth I. Known for her intelligence, political acumen, and fierce personality, Elizabeth played a pivotal role in the defeat of the Armada, which was sent by King Philip II of Spain to invade England. Her reign marked the Elizabethan era, characterized by English cultural flourishing, increased explorations, and the establishment of England as a prominent naval power. Elizabeth's leadership not only helped secure England's independence but also solidified her place as an iconic figure in history, symbolizing strength and resistance against external threats.