Female and male first names beginning with the letter “I”..

Isabelo is a rare Spanish name derived from Isabella, meaning "devoted to God." It carries historical significance, notably held by Filipino revolutionary leader Isabelo de los Reyes.

Isac is a variant spelling of the Hebrew name Isaac, meaning "he will laugh," with biblical origins and significant in Jewish and Christian traditions.

Isaac is a Hebrew name meaning "he will laugh," derived from the biblical story of Isaac, son of Abraham and Sarah, born to them in their old age after years of infertility, causing them to laugh joyously.

Isack is a Hebrew name meaning "he will laugh" or "he will rejoice," derived from the biblical Isaac, son of Abraham and Sarah.

Isador is a Hebrew name derived from Esdras, meaning 'help' or 'assistance'. It's associated with Ezra, the biblical scribe and priest, and has been used in various cultures throughout history, including medieval Europe and Slavic countries. Despite its rarity today, Isador remains an appealing choice due to its unique sound and historical significance.

Isadore is a unique, Hebrew-origin name meaning "he will laugh," popularized in France during the Middle Ages before spreading across Europe and later becoming popular among Jewish immigrants in the U.S.

Isael is a Hebrew name derived from "Yisrael," meaning "God contended with man" or "Strive with God." It is associated with the biblical figure Jacob, who became Israel after wrestling with an angel, symbolizing strength and resilience in one's journey.

Isagani is a Filipino name of Spanish origin, meaning "the Lord is salvation," popular among Catholic families and known for its historical significance like Senator Isagani Cruz.

Isah is a Hebrew name meaning "he will laugh" or "joy," a variant of Isaac, and holds biblical significance as the son of Abraham and Sarah.

Isaha is a unique Hebrew name derived from "isha," meaning woman/wife, associated with biblical Isaac, and can be spelled variously (Isha, Ishah, Yisha).

Isashi is a rare Japanese name derived from "Isahasi," meaning "clear stream" or "pure water," symbolizing purity, clarity, and fluidity.

Isahia is an African name of Swahili origin, meaning 'laughter' or 'joy'.

Isahiah is a distinctive Hebrew name meaning 'God is salvation', derived from the words 'Yisha'i' (salvation) and 'El' (God).

Isahias is a distinctive Hebrew name derived from Yeshua meaning 'salvation' or 'help', popularized by early Christian missionaries.

The name Isai is of Hebrew origin, meaning 'salvation', and is a variation of Isaiah, appearing in the Old Testament as a prophet during King Uzziah's reign.

Isaia is a Hebrew name meaning "God is salvation," associated with the biblical figure Jesse and major prophet Isaiah, popular in various cultures including Italy, Spain, Sweden, and Norway.

Isaiah is a Hebrew name meaning "Yahweh is salvation" or "God is salvation," derived from the prominent biblical prophet of the same name.

Isaiaha is a Hebrew name meaning "Yahweh is salvation", derived from elements "Yah" and "sha'ah". It's the name of a major Old Testament prophet, though not widely popular throughout history until recently.

IsaiahMichael is a blend of two Hebrew names, Isaiah meaning 'Yahweh is salvation', and Michael meaning 'Who is like God?'.

Isaiah is a Hebrew name meaning "God is salvation," derived from the name Yisha'yahu.

The name Isaian is Hebrew in origin, meaning "God is salvation," and is a variant of Isaac, appearing in the Bible's Book of Genesis with historical significance.

Isaias is a Hebrew boys' name derived from Isaiah, meaning "Yahweh is salvation," reflecting its biblical origins as the name of an influential Old Testament prophet.

Isaac is a Hebrew name meaning 'he will laugh,' derived from the biblical story where Sarah laughs with joy upon learning she'll have a son despite her advanced age.

Isaid is a distinctive Hebrew name derived from Yishai, meaning 'gift' or 'present', with significant biblical history.

Isaih is a distinctive male name of Hebrew origin, derived from "Isaiah," meaning "Yahweh is salvation." It carries historic strength and uniqueness, popularized by figures like Isaiah Rashad and Isiah Young.

Isaiha is a captivating unisex name of Hebrew origin, derived from "Isaiah," meaning "salvation of the Lord.

Isaihas is a rare Hebrew name derived from Isaiah, meaning "Yahweh is salvation.

Isain is a unique Hebrew name meaning "God is merciful," derived from Yishai, King David's father in the Bible.

Isair is a unique, intriguing name with unknown origins and uncertain meaning, often associated with Scottish place names or Irish variants like Oisín, yet no definitive etymology exists.