#3138 Μᾶρκος Markos {mar'-kos}

 of Latin origin; TDNT - n/a; n pr m

—Greek Word Study (Transliteration-Pronunciation Etymology & Grammar)

 Mark = "a defense"
 1) an evangelist, the author of the Gospel of Mark. Marcus was his
    Latin surname, his Jewish name was John. He was a cousin of
    Barnabas and a companion of Paul in some of his missionary journeys

—Thayer's (New Testament Greek-English Lexicon)

—Strong's (Greek Dictionary of the New Testament)

—NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries

 AV - Mark 5, Marcus 3; 8

—Exhaustive Concordance (KJV Translation Frequency & Location)