What does Jen mean?
Jen \jen\ as a name for girls is of Welsh and English origin, and the name Jen means "fair and smooth". Jen is a form of Guinevere (Welsh): an early form of Jennifer. Jen is also a variant of Jenny (English).
Jen has 47 more alternative forms via Guinevere, Jennifer, Jenny: Gaenna, Genna, Genni, Gennie, Genny, Guenna, Gwen▼, Gwenn, Gwenny, Gwyn, Gwynn, Jeffie, Jena▼, Jenalee, Jenarae, Jeneen, Jenefer, Jenene, Jenetta, Jeni, Jenica, Jenice, Jeniece, Jenifer▼, Jenifre, Jenika, Jenise, Jenita, Jenna, Jennee, Jenney, Jenni, Jennica, Jennie▼, Jennika, Jennis, Jennita, Jenyfer, Jinni, Jinny, Vera, Wendee, Wendie, Wendy▼, Win, Winne and Winny.
Jen is a somewhat prominent first name for women (#2986 out of 4276, Top 70%) and an even more prominent last name for all people (#19797 out of 150436, Top 13%). (2000 U.S. Census)
Shown below is a comparison of the popularity of Jen and corresponding names. Gwen (#957 the previous year), Jena, Jenifer, Jenna (#266), Jennie, Jennifer (#220), Jenny (#822), Vera (#367) and Wendy (#782) are the popular variation forms of Jen (#unlisted). Adoption of these girl names was at its most widespread during the years 1970-1979 (usage of 0.6034%) and has become significantly less since (usage 0.2873%, down 52.4%), with versions like Jena, Jenifer, Jennie, Jenny and Wendy falling out of fashion. Jenna (#266), Jennifer (#220) and Vera (#367) are three of the more trendy baby names in this list, and there is also a revival in baby name usage for Vera. (Top 1000 Birth Names Statistics, 2014)
Jen is pronounced similarly to Gene▼, Jan▼, Jane▼, Jann, Jean▼, Jeane▼, Joan▼, Jone and June. Other recommended similar baby names are Jaena, Jana▼, Jany, Je-, Jeana▼, Jeena, Jeh, Jenae, Jenai, Jenay, Jenee, Jenie, Jey, Jina, Jona, Joni▼, Juno and Pen. These names tend to be less commonly used than Jen.