Gillian Prev Random Next GenderMaleOriginCeltic/Gaelicservant of Saint JohnEnglishYouthful; derived from the Latin name JulianSyllables3Alternate Spellings of GillianJillianna, Jilliann, Jillene, Jyll, Jyl, JillyPronunciationgi(l)-lianCelebrity BabiesDaughter of Patty Hearst Prev Random Next Share this:Tweet Share on Reddit (Opens in new window) Reddit Share on Tumblr