It is hard to say if Stephen knew Jesus personally. There is nothing in The Bible to indicate that he did.
As to Stephens existence? It is said Stephens body was left outside the city to be eaten by the dogs. Then 1 day later his remains were taken and buried by Gamaliel and his son. Years later Stephen's remains were exhumed and taken to Constantinople where today you can see his whole right arm at The Holy Trinity of St. Sergius Lavra. If Stephen did not exist then they have got the wrong right arm.
St. Stephen was an otherwise unknown martyr mentioned only in Acts of the Apostles, which does not suggest that Stephen had actually known Jesus personally. In fact, there are doubts about the story of Stephen - Raymond E. Brown (An Introduction to the New Testament) says that we can never verify the martyrdom or even existence of Stephen.
because he was a follower of Jesus
Saint Stephen, also known as St. Stephen the Martyr, was born in 5 AD in Jerusalem, which at the time was part of the Roman Empire.
Surely Stephen was baptized. We just do not know when it might have occurred.
st. stephen, the first christian saint
What did St Stephen do in his life?
Saint Andrew was a disciple of John the Baptist who followed Jesus after hearing his teachings. Andrew met Jesus along with his brother Peter while they were fishing, and Jesus called them to become his disciples. Through this encounter, Andrew came to know Jesus and became one of his closest followers.
St. Paul is the only name we know. He was known as Saul in those days.
We do not know exactly when Pope St. Stephen I was born but it was probably late in the second century or very early in the third. He was consecrated pope in the year 254.
All that we know is that Stephen was a young man at the time of his death, probably in his 20s or early 30s.
Catholic. St. Stephen was a Hungarian King.
Stephen St. Croix died in 2006.
St Stephen's Club was created in 1870.