Adnan bin Saidi (Jawi: آدنان بن سيدي‎; 1915 – 14 February 1942) was a Malayan military officer of the 1st Infantry Brigade who fought the Japanese at the Battle of Pasir Panjang in Singapore during World War II. He is lauded as a national hero in Singapore and Malaysia for his actions during the battle. His name is also the namesake for the Malaysian Infantry Fighting Vehicle (MIFV).