Lieutenant-Colonel Frank Frederick Alexander Heilgers (25 June 1892 – 16 January 1944) was a British Conservative Party Member of Parliament (MP) who was killed in a train crash during World War II. Heilgers was from Bardwell in Suffolk and was educated at Magdalen College, Oxford. He fought in World War I in Gallipoli, Egypt and Palestine, earning a Mentioned in Despatches. Heilgers was made a JP for the county of Suffolk in 1923, and was an Alderman of West Suffolk County Council. He farmed over 1,000 acres in the county and was a breeder of British Friesian cattle and Large Black pigs.