Didymus in Easton's Bible Dictionary
(Gr. twin = Heb. Thomas, q.v.), John 11:16; 20:24; 21:2.
Didymus in Fausset's Bible Dictionary
(dihd' ih muhss) Personal name meaning, "twin." An alternative
name for the apostle Thomas (John 11:16). It appears only in
John's Gospel. See Thomas.
Didymus in Hitchcock's Bible Names
a twin; double
Didymus in Naves Topical Bible
Surname of Thomas
Didymus in Smiths Bible Dictionary
(the twin), a surname of the apostle Thomas. Joh 11:16; 20:24;
Didymus in the Bible Encyclopedia - ISBE
did'-i-mus (Didumos, i.e. "twin"): The surname of THOMAS
Didymus Scripture - John 11:16
Then said Thomas, which is called Didymus, unto his
fellowdisciples, Let us also go, that we may die with him.
Didymus Scripture - John 20:24
But Thomas, one of the twelve, called Didymus, was not with
them when Jesus came.
Didymus Scripture - John 21:2
There were together Simon Peter, and Thomas called Didymus,
and Nathanael of Cana in Galilee, and the [sons] of Zebedee,
and two other of his disciples.
Thomas the Apostle in Wikipedia
also called Doubting Thomas or Didymus (meaning "Twin") was
one of the Twelve Apostles of Jesus. He is best known for
disbelieving Jesus' resurrection when first told of it, then
proclaiming "My Lord and my God" on seeing Jesus in John 20:28
. He was perhaps the only Apostle who went outside the Roman
Empire to preach the Gospel. He is also believed to have
crossed the largest area, which includes the Persian Empire