Worldwide, Manasan (Manasan 
) is a rare gender-neutral forename. The first name Manasan is characteristic of India, where it is a very rare unisex name, Philippines, where it is a very rare boy's name, and China, where it is an extremely rare female name. More prevalently, Manasan is the last name as well as the forename.
Ma, Dana, Gino, Lean, Lisa, Jane, Jose, John, Joan, Joey, Jeng, Jean, Juan, Nick, Nida, Nora, Noel, Elma, Edna, Eric, Fely, Flor, Dely, Ivan, Ryan, Rene, May, Mae, Roy, Red, Rea, Rex, Lei, Loi, Jun, Tin, Mary, Mark, Mely, Sean, Alex, Alma, Anne, Aida, Rosa, Rose, Roby, Ruby, and Ziel