The name Gadiel is of Hebrew origin and can be traced back to the biblical period. It is a combination of two Hebrew words: "gad," meaning "fortune" or "luck," and "el," which is a reference to God or a deity. The name, therefore, carries the meaning of "God is my fortune" or "fortune from God."

In the Hebrew Bible, Gadiel is mentioned as one of the twelve sons of Zebulun, a son of Jacob and Leah. This reference can be found in the Book of Genesis, which dates back to around the 6th century BCE. The name is also found in various rabbinical literature and Jewish texts from the ancient and medieval periods.

One of the earliest recorded individuals with the name Gadiel was Rabbi Gadiel ben Yeḥezkel, a Jewish scholar who lived in the 12th century CE in Spain. He was known for his contributions to the study of Torah and Jewish law. Another notable figure was Gadiel Toledano, a 16th-century Spanish-Jewish poet and philosopher who wrote extensively on Jewish mysticism and Kabbalah.

In the 17th century, Gadiel Nieto was a prominent Jewish physician and scholar in London, known for his work on Jewish law and theology. He played a significant role in the establishment of the Bevis Marks Synagogue, one of the oldest synagogues in England.

During the 19th century, Gadiel Garcia y Tassara was a Spanish poet and playwright known for his romantic works and contributions to the literary movement of that era. He was born in 1817 and died in 1875.

More recently, Gadiel Espinosa Muñoz was a Mexican painter and muralist who lived from 1910 to 1995. He was known for his vibrant and colorful murals depicting Mexican culture and traditions, which can be found in various public buildings and institutions throughout Mexico.

While the name Gadiel has Hebrew roots, it has been adopted and used by people of various cultures and backgrounds throughout history, particularly in Jewish and Hispanic communities. Its enduring presence reflects the rich tapestry of cultural and linguistic influences that have shaped the development and usage of names over time.