Keysan is a masculine name of uncertain origin. It is pronounced as KEY-san (/keɪ.sɑn/) and can also be spelled as Kaysan. While the popularity of this name in the United States has been relatively low, with only 5 occurrences in 2008, it possesses a unique charm that may appeal to parents seeking an uncommon name for their baby boy. With its distinctive sound and spelling, Keysan offers a sense of individuality and strength.