Tomás Ó Criomhthain was an Irish author and fisherman born in 1856 on the island of Great Blasket. He is best known for his writings in the Irish language, which provide a vivid account of life on the Blasket Islands during the late 19th and early 20th centuries. His most famous work, An tOileánach, offers insights into the culture, traditions, and challenges faced by the island's inhabitants. Ó Criomhthain's life was deeply connected to the sea, and he often wrote about the natural environment and the fishing practices of his community. He passed away in 1937, leaving behind a legacy that highlights the importance of preserving Irish language and culture.