Bellamy is an English surname of Norman French origin that comes from bel ami and means "beautiful friend" or "fair friend". It was almost unknown as a first name until the 2010s, when Bellamy Blake, a lead character in the television series The 100, which premiered in 2014, brought it to American parents' attention. Bellamy ranked number 4191 for boys in 2015, entered the top 1000 in 2019, peaked at number 621 in 2021 and ranks number 721 in 2025.