Jillyan

Jillyan is a modern feminine name variant of Jillian, which itself derives from Julian, meaning 'youthful' or 'downy-bearded' from Latin origins. This alternative spelling reflects the contemporary trend of customizing traditional names with unique orthography. The 'y' substitution gives the name a more distinctive appearance while maintaining the same pronunciation. Jillyan has a fresh, contemporary feel while still connecting to a name with historical roots. Though less common than the standard Jillian spelling, Jillyan has appeared occasionally in birth records since the late 20th century. Parents might choose this spelling to give their daughter a name that stands out visually while remaining aurally familiar.

Pronounced JIL-yun.

As of October 2026, Jillyan ranked #15479 in US births in 2014 SSA, peaked at #5907 in 1979.