Seelie /seel-ie/ [2 sylls.] as a girls' name is of Latin and Old Welsh derivation, and the meaning of the name Seelie is blind; sixth.Seelie is an alternate form of Cecilia (Latin, Old Welsh). Compare surname Seelye. Kreatif forms: Seeli, Shelie.elow is a charted comparison of the usage of the girl name Seelie and affiliated names. Cecelia (#572 the previous year) , Cecil, Cecile, Cecilia (#206) , Ceil, Celia (#788) and Sheila are the prominent alternative forms of Seelie (outside Top 1000) .