The name Indira has its origins in the Sanskrit language of ancient India. It derives from the Sanskrit word "Indu," meaning "moon," and is a feminine form of the name Indra, which was the name of the king of the gods in Hindu mythology.

The name Indira first appeared in Hindu scriptures and texts, particularly in the Vedas and Puranas, which are ancient Sanskrit literature dating back to around 1500-500 BCE. It was often used as a name for goddesses or celestial beings associated with the moon or its beauty.

One of the earliest recorded examples of the name Indira is found in the Rig Veda, one of the oldest and most revered Hindu scriptures, where it is mentioned as a name for the goddess of speech and learning, Saraswati.

Throughout history, the name Indira has been borne by several notable figures. One of the most famous was Indira Gandhi (1917-1984), the first female Prime Minister of India, who served from 1966 to 1977 and again from 1980 until her assassination in 1984.

Another famous Indira was Indira Devi (1915-1979), an Indian actress and dancer who was a pioneer of modern Indian classical dance and is considered one of the most influential figures in the field.

In the realm of literature, Indira Goswami (1942-2011) was an Assamese writer and scholar who made significant contributions to the literature of the Assamese language and received the Jnanpith Award, one of India's highest literary honors.

Indira Priyadarshini (1892-1925) was an Indian freedom fighter and revolutionary who played a prominent role in the Indian independence movement against British rule.

Indira Naidoo (born 1966) is an Australian author, journalist, and television presenter known for her work on sustainable living and environmental issues.

While the name Indira has its roots in ancient Sanskrit and Hindu culture, it has since transcended its origins and gained popularity across various cultures and regions, particularly in South Asia and parts of the Indian diaspora around the world.