White wave or fair phantom
A creative spelling of Jennifer, which is the Cornish form of the Welsh name Gwenhwyfar. It historically refers to a 'white wave' or 'fair spirit', famously associated with the Arthurian legend of Guinevere.
Fewer than 5 girls were named Jennafer in 2025.
US births per 5-year period, 1990–present (SSA data).