Boyd’s Bible Dictionary:
(red). Son of Simon of Cyrene (Mark 15:21). Probably the same in Romans16:13.
Concise Bible Dictionary:
1. Son of Simon, the Cyrenian, who was compelled to bear the Lord’s cross (Mark 15:21).
2. A believer in Rome to whom Paul sent a salutation (Rom. 16:13). Possibly the same as No. 1.
Strong’s Dictionary of Greek Words:
Transliteration:
Rhouphos
Meaning:
of Latin origin; red; Rufus, a Christian
Jackson’s Dictionary of Scripture Proper Names:
red (or if Greek, "supping up")
Potts’ Bible Proper Names:
Red; reddish:―son of Simon of Cyrene, Mark 15:21. {Rufus}