Billy Wagner's son invited to Astros spring camp
Former Mets pitcher Billy Wagner gives opinion on MLB's sticky substance crackdown, Mets
Ferrum College's Billy Wagner Joins College Baseball Hall of Fame - Ferrum College
Billy Wagner and Mike Pelfrey on Coaching
Billy Wagner Moves Closer to Cooperstown - Cooperstown Cred
Wagner's Year Finished; Met Career May Be, Too - The New York Times
Mets 2021 Hall of Fame ballot results
Astro Physics: Houston closer Billy Wagner's rural upbringing - Sports Illustrated Vault
Astros draft Will Wagner son of Billy Wagner
Hall of Fame Poll: Billy Wagner - Bluebird Banter