The name Janis is of Lithuanian origin, meaning 'graceful'. It has been predominantly used as a feminine given name. The popularity of Janis peaked during the mid-20th century but has since declined in usage. Notable figures with the name include Janis Joplin, an American rock singer and songwriter widely regarded as one of the greatest female vocalists of all time.
"The name Janis experienced fluctuations in popularity over the years, with peaks in the late 40s and mid-50s, and a recent resurgence since 2022."