Mariner \m(a)-ri-ner\ as a boy's name is a variant of Marriner (English), and the meaning of Mariner is "mariner, seaman, sailor".
The baby name Mariner sounds like Marinor and Marrinor. Other similar baby names are Garner, Marmer, Marino, Marinus, Marinos, Miner, Rainer, Warner and Warriner.