Frederick Sanger married to Margaret Joan. They got married in 1940. Later it was rumored that they also had some affairs before they got married. He also had three children with her. He once claimed that she is love and his life and one of the humans who encouraged him throughout his life to achieve his dreams. There was no any rumor about them getting divorced and he felled so lucky to be her loving spouse.
Frederick Sanger fully dedicated himself towards study. He also attended Cambridge University and did lots of research work there. He has also done research related to Sequencing insulin and developed some theory to describe it too and he later proved it experimentally. He has also done research related to Sequencing RNA and Sequencing DNA. He earned lots of honors and also a huge amount of salary throughout his career. His actual net worth was unknown.