Randy Johnson Signed Baseball

A Randy Johnson signed baseball is one of the blue-chip autographs in MLB collecting — a Hall of Famer, five-time Cy Young winner, and the only pitcher in the modern era to throw a perfect game at age 40. Our 23 authenticated signed baseballs span a range of inscriptions and official Rawlings balls, with several pieces featuring career-stat callouts such as "303 Wins," "4875 Ks," "5x Cy Young," or "2001 WS Champs." These inscribed pieces carry a meaningful premium and are among the most sought-after items for serious Johnson collectors. Each ball is authenticated with a full COA and tamper-evident hologram.

Browse all Randy Johnson memorabilia, or explore signed trading cards and autographed photos.

Frequently Asked Questions

Do Randy Johnson signed baseballs include career inscriptions?

Yes — select baseballs feature inscriptions such as "4875 Ks," "5x Cy Young," "Perfect Game 5/18/04," or "2001 WS Champs." Inscription details are listed on each individual product page.

Are Randy Johnson signed baseballs authenticated?

Yes. All signed baseballs include a COA with tamper-evident hologram from one of Pristine Marketplace's six authentication partners.

How much is a Randy Johnson signed baseball worth?

Johnson's first-ballot HOF status and historic career numbers keep his signed baseballs in strong demand. Inscribed examples typically command more than a standard single-signed ball. Browse current listings for exact pricing.

Last updated: March 9, 2026