Son of Pyrrhus, one of Paul's companions on his journey to Jerusalem (Acts 20: 4), possibly to be identified with the Sosipater who sends greetings to Rome (Rom. 16: 21, there said to be a relative of Paul).
Citation for Sopater
Citation styles are based on the Chicago Manual of Style, 15th Ed., and the MLA Style Manual, 2nd Ed..
MLA
"Sopater." In A Dictionary of the Bible. Ed. W. R. F. Browning. Oxford Biblical Studies Online. May 19, 2013. <http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1801>.
Chicago
"Sopater." In A Dictionary of the Bible. , edited by W. R. F. Browning. Oxford Biblical Studies Online, http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1801 (accessed May 19, 2013).