Jenna is a name of Hebrew origin, meaning "God is gracious." It is also associated with the Irish name Siobhan, which has a similar pronunciation and means "god is gracious." The name Jenna was popularized in the English-speaking world by the character Jenna Rink from the movie "13 Going on 30," released in 2004. In the movie, Jenna is a young woman who wishes to be older and more sophisticated, only to wake up as her adult self and realize that being true to oneself is more important than material possessions or age. The name Jenna has since gained popularity among parents looking for unique yet meaningful names for their daughters.
"The name Jenna saw a significant rise in popularity from the 1980s onwards, with over 500 births each year from 1985 to 2002. The peak occurred in 2001 with 6143 births. However, it has since declined, with only 470 births recorded in 2022."