William Barker, Sr., of Aston (and Bridgnorth?)

https://books.google.com/books?id=Dkzma4LvHMQC&vq=Tyttelley&dq=Will...
The visitation of Shropshire, taken in the year 1623, p. 516

William Barker of Aston, Gent. was noticed with his brothers John and Francis in the will of William Whitmore.*

m. daughter and heir of Coleclough.

• Will of Whitmore - William Whitmore of Apley , son of Richard Whitmore of Aston and Frances his wife, who afterwards married William Barker of Aston, died in London August 8, 1593, having signed his will two days before. Among its bequests are the following: "I doe give and bequeathe onto John Barker, Francis Barker, and William Barker, my half brethren, twenty marks apiece."

From this it appears that John, Francis, and William were all living in 1593.