Looking for the word Ryan or "Alias" (what my family has always called me) in greek

[Ryan]

writing. I am getting it? tattooed but I cant find anything that will translate it to greek writing. Also I am looking for the family crest of "Contos" If anybody could help me out i would appreciate it and maybe tell me what Alias means? Also if there are any good greek sayings please let me know and put them into greek writing and translate them to english for me. Thank you all very much