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What does Ilsa mean?

Ilsa Pronunciation of Ilsa [il-sa] as a girls' name is a Hebrew name, and the meaning of Ilsa is "God is my oath". Ilsa is an alternate form of Elisabeth (Hebrew). Ilsa is also a variant of Elizabeth (Hebrew). Ilsa is also used as a form of Elsa (Hebrew) and Ilse (German, Hebrew).

Associated with: oath.


Ilsa has 10 variants: Ellsa, Ellsee, Ellsey, Ellsi, Elsee, Elsie, Elssa, Elsy, Ilsae and Ilsaie.

37 more different relations via Elisabeth, Elizabeth, Elsa, Ilse: Bella, Bess, Beta, Eleisa, Elisa, Elisah, Elise, Elissa, Eliz, Eliza, Elle, Ellse, Els, Else, Elyse, Elyssa, Elyza, Helsa, Ilisa, Illsa, Leasa, Leesa, Leisa, Liesa, Lis, Lisa, Lise, Lisl, Lissa, Liza, Lusa, Lys, Lysa, Lyse, Lyssa, Lyza and Veta.

Creative forms:
(female) Iesa, Ilis, ..

(male) Ilin, Ilis, ..

Middle name pairings:
Ilsa Thea (I.T.), ..

How popular is Ilsa?

Ilsa is an uncommonly occurring given name for women. Ilsa is an equally uncommon last name for all people. (2000 U.S. Demographics)

Which version is better?

with its source forms and related girl names. Popular alternative forms of Ilsa (not in Top 2000) appearing in the Top 2000 are Bella (#74 a year ago), Bess, Elisa (#486), Elisabeth (#718), Elise (#174), Elissa (#1395), Eliza (#175), Elizabeth (#13), Elle (#398), Elsa (#487), Else, Elsie (#386), Elyse (#653), Elyssa (#1925), Ilse, Leasa, Leesa, Leisa, Lisa (#749), Lise, Lissa, Liza (#1685), Lyssa and Veta. Other variants, like Elisah, are seldom used. These forms of Ilsa were at the peak of their popularity in the 1960s (average #1152) and are now much less conventional (#1221, 74.6%), with versions like Liza becoming less trendy. Elizabeth is more universally found than the rest, though Elise has become trendy as well. (2015 U.S. SSA Records)

Top 2000 baby names ranking of Bella, Bess, Elisa, Elisabeth, Elise in U.S.

Top 2000 baby names ranking of Elissa, Eliza, Elizabeth, Elle, Elsa in U.S.

Top 2000 baby names ranking of Else, Elsie, Elyse, Elyssa, Ilse in U.S.

Top 2000 baby names ranking of Leasa, Leesa, Leisa, Lisa, Lise in U.S.

Top 2000 baby names ranking of Lissa, Liza, Lyssa, Veta in U.S.

Top 100 baby names ranking of Bella, Elisa, Elise, Eliza, Elizabeth outside U.S.

Top 100 baby names ranking of Elle, Elsa, Elsie, Lisa outside U.S.

Similar Names

Ilsa is alike in pronunciation to Ailsa and Elza. Other recommended names are Alisa, Alysa, Asa, Assa, Dusa, Elysa, Gisa, Iana, Iara, Ida, Idra, Iesha, Ila, Ilana, Ilean, Ilena, Ili, Ilima, Ilise, Ilissa, Ilka, Ilke, Illa, Illia, Ilona, Ilysa, Ilysah (see Alice), Ilyse, Ilysia, Ilyssa, Ima, Ina, Inda, Inga, Inya, Iola, Iona, Ira, Irisa, Irma, Isa, Isha, Isla, Issy, Ita, Iva, Kelsa, Mesa, Nilsa, Nysa, Olisa, Orsa, Risa, Rosa, Rysa, Sasa, Tasa, Tesa, Tisa and Ursa. These names tend to be more frequently used than Ilsa.

See names
in meaning and etymology.