The meaning of Tanaquil, coming from its Italian origin, is 'gift of god'. In reference to its Latin origin the meaning of Tanaquil is 'worshiped at home'. The name also means 'gift of Thana'. This name is mostly used by parents who are primarily looking to name their baby boys. This name is mostly used in English and Italian-speaking countries. The main character of Tanith Lee's 'Unicorn Triology' also shares the name Tanaquil. Some real life people named Tanaquil are Tanaquil Jones who is an American activist, The wife of the fifth king of Rome was also named Tanaquil.