Since 1814, graduates of Clongowes have gone on to contribute to diverse areas of society including the arts, politics, sports, law, academia and many more.
Portraits of notable Old Clongownians and Tullabegians, (a Jesuit College in Co Offaly that merged with Clongowes in 1886) hang in the Serpentine Gallery at Clongowes. The book below provides a short description of the achievements of those whose portraits grace the Gallery.