Guinevere ranked #1795 among U.S. baby names in 2024. Since 1912, 4,294 babies have been named Guinevere, peaking in 2022 with 299 births. The 2010s were its biggest decade, with 1,390 births. Guinevere is on the rise, up about 59% over the past five years. It is predominantly a girls' name.