Henry Kellett was a British naval officer and explorer born in 1806. He is best known for his role in the Royal Navy during the mid-19th century, particularly for his expeditions in the Pacific Ocean. Kellett served on various ships, contributing to mapping and exploring uncharted territories. Kellett's most notable achievement was his command of the HMS Herald during a survey mission in the South Pacific from 1852 to 1855. His work significantly advanced the understanding of the region's geography and contributed to the safety of maritime navigation. Kellett passed away in 1875, leaving a legacy in naval exploration.