Gráinne is a less common name, but is still used in Ireland and among people of Irish heritage. It is less common outside of Ireland, but can be found in use in other parts of the world as well.

In modern Irish, the name Gráinne is often used to mean "love," and is sometimes used as a term of endearment. Gráinne Mhaol, also known as Grace O'Malley, was a famous Irish pirate queen who lived in the 16th century. She was known for her fierce independence and her resistance against English rule.

Gráinne Seoige is an Irish television presenter and journalist who has worked for several Irish and international news programs. She is also a fluent speaker of the Irish language and has worked to promote the language and Irish culture. Gráinne Murphy is an Irish swimmer who has represented Ireland in several international competitions. She has won numerous medals and set several national records in her sport.