The name Jelani has its origins in the Swahili language, which is spoken primarily in East Africa. Swahili is a Bantu language with influences from Arabic, Persian, and other languages due to centuries of trade and cultural exchange in the region.

Jelani is derived from the Arabic name Jalani, which itself is derived from the word "jali," meaning "sublime" or "exalted." The name Jalani was likely introduced to the Swahili coast through Arab traders and settlers, and over time, it evolved into the Swahili form Jelani.

While the name does not appear to have any direct references in ancient texts or religious scriptures, it has been used by various individuals throughout history, particularly in East Africa and among Swahili-speaking communities.

One of the earliest recorded examples of the name Jelani is Jelani bin Uthman, a 14th-century Swahili poet and scholar from the island of Pate, located in present-day Kenya. His poetry and writings contributed significantly to the development of Swahili literature and cultural heritage.

Another notable figure with the name Jelani is JelaniAngan, a 19th-century Swahili ruler of the Lamu Archipelago, located off the coast of present-day Kenya. He is known for his efforts to maintain the autonomy and cultural traditions of the Swahili communities in the region.

In more recent times, Jelani Cobb (born 1969) is an American writer, historian, and professor at Columbia University. He has written extensively on issues of race, politics, and social justice, and his work has been recognized with numerous awards and accolades.

Jelani Alladin (born 1991) is an American actor and singer best known for his role as Kristoff in the Broadway production of "Frozen." He has also appeared in other stage productions and television shows.

Jelani Remy (born 1991) is a professional tennis player from the United States. He has achieved notable success in both singles and doubles competition on the ATP Tour and has represented the United States in international team events.

While the name Jelani has its roots in Swahili and East African cultures, it has gained popularity and usage in various parts of the world, particularly among individuals of African descent or those with an appreciation for its unique meaning and cultural significance.