Christain \ch-ris-tain, chr(i)-stain\ as a girl's name is a variant of Christina (Latin), and the meaning of Christain is "follower of Christ".
The baby name Christain sounds like Christin, Christan and Christaine. Other similar baby names are Christa, Christen, Cristin, Christyn, Christon, Christanne, Christana, Christian, Christiaan, Christyann, Christiann, Christinn, Christini, Christine, Christie, Christi, Christeen, Christanna, Chrisstan, Kristain, Christal and Khristin.