Widener Library is a prominent library located at Harvard University in Cambridge, Massachusetts. It is named after the Widener family, who donated funds for its construction in memory of their son, Harry Elkins Widener, a Harvard graduate who perished on the Titanic. The library, opened in 1915, is one of the largest university libraries in the world, housing millions of books and extensive collections. The library serves as a central resource for students and researchers, offering a vast array of materials across various disciplines. It features reading rooms, study spaces, and specialized collections, making it a vital hub for academic research and learning at Harvard.