Across the world, Sustak (Sustak 
) is a very rare male first name. The first name Sustak is characteristic of Southern Asia, particularly India, where it is an extremely rare male name. More prevalently, Sustak is the last name as well as the forename.
Mo, Matias, Amanda, Carole, Pamela, Rachel, Thomas, Michael, Mikulas, Anthony, Cassidy, Kenneth, Rosalie, Rebecca, Theresa, Timothy, Michelle, Stepanas, Ladislav, Lawrence, Elisa, Alejandra, Julia, Diego, Mr, Bob, Tim, Mike, Anna, Adam, Dawn, Dora, Lori, Lynn, John, Juan, Chris, Brian, Pavel, Pablo, Peter, Robin, Denis, Jenny, and Christopher