Across the world, Decair (Decair 
) is an extremely rare unknown gender first name. Much more prevalently, Decair is the last name as well as the forename.
Mae, Colin, Brian, Brett, Karen, Peggy, Debra, Darla, David, Diane, Carma, Dolly, Larry, Lilli, Janet, Jamol, Nancy, Martha, Monica, Sheryn, Sheila, Laura, Anita, Scott, Sarah, Ava, Kay, Jay, Tom, Tim, Mary, Mike, Sara, Sean, Bill, Kara, Rick, Dana, Dave, Lynn, Jack, John, Jean, Eric, Maria, Megan, Andrea, and Ashley