The name Eliazar has its origins in the Hebrew language, derived from the combination of two words: "El," meaning "God," and "azar," meaning "to help." This name is a variant spelling of the more common biblical name Eleazar, which translates to "God has helped" or "God is helper."

The earliest recorded use of the name Eliazar dates back to ancient Hebrew scriptures, appearing in the Book of Numbers in the Hebrew Bible. It was the name of one of the sons of Aaron, the first High Priest of the Israelites. In this context, the name Eliazar held significant religious and cultural significance within the Jewish tradition.

Throughout history, the name Eliazar has been borne by several notable figures. One of the earliest was Eliazar ben Hurcanus, a prominent Jewish leader and Tanna (a teacher of the Mishnah) who lived in the 1st and 2nd centuries CE. He played a crucial role in the development of Jewish oral law and was revered for his wisdom and knowledge.

Another significant figure was Eliazar ben Judah, a renowned Talmudic scholar who lived in the 2nd century CE. He was a student of Rabbi Akiva and is known for his contributions to the compilation and interpretation of the Talmud, the central text of Rabbinic Judaism.

In the 16th century, Eliazar Soloveitchik, a notable Lithuanian Talmudic scholar and the founder of the Soloveitchik rabbinic dynasty, bore the name Eliazar. His teachings and works had a profound impact on the study of the Talmud and Jewish law.

Eliazar Kalir, a renowned Hebrew paytan (liturgical poet) who lived in the 6th or 7th century CE, is another prominent figure associated with this name. He is credited with composing numerous liturgical works and poems that are still recited in synagogues today.

In more recent times, Eliazar Sukenik, an Israeli archaeologist and professor at the Hebrew University of Jerusalem, made significant contributions to the field of archaeology in the early 20th century. He is best known for his excavations at the Dead Sea and his discovery of the Dead Sea Scrolls in 1947.

The name Eliazar, with its rich historical and religious roots, has been carried by influential individuals across various fields throughout the centuries. Its meaning, "God is helper," has resonated within the Jewish tradition and has been a source of inspiration for those who have borne this name.