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 and India...