Brink, 2014 and Shean, 2010 both refer to him without much interest. Brink uses him as an example of accurate historical political figures contrasted with Luke's use of comic names for others.
James, son of Zebedee is killed by Herod Agrippa
According to Acts, he was the first roman governor to convert to xianity. Governors were assigned to Cyprus, a peaceful province, if they were not very popular in the upper class. The events of Acts 16 possibly occurred in 45 AD.
Cadoux mentions him, but not Gallio...