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Autographed Baseball Memorabilia

Autographed Baseball Memorabilia & Signed Baseball Collectibles

Autographed baseball memorabilia celebrates the players, teams, traditions, milestones, and iconic moments that make baseball collecting so popular.

Shop authentic signed baseball memorabilia at SportAuthentix, including autographed baseballs, signed baseball photos, autographed baseball helmets, display collectibles, MLB memorabilia, Hall of Fame items, and collectibles for sports rooms, offices, and fans.

Each signed baseball collectible includes a SportAuthentix tamper-proof hologram and Certificate of Authenticity (COA). Every item is backed by our 100% lifetime authenticity guarantee.

Browse available autographed baseball memorabilia below.

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Bill Mazeroski HOF FIELDING Autographed 8x10 photo, featuring his signature, is a prized collectible for Pittsburgh Pirates fans.

Bill Mazeroski Pittsburgh Pirates HOF FIELDING Autographed 8x10

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Bill Mazeroski autographed 8x10 photo, inscribed HOF BATTING, shows him swinging as a Pittsburgh Pirate during a game.

Bill Mazeroski Pittsburgh Pirates HOF BATTING Autographed 8x10

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Bill Mazeroski autographed 8x10 photo, inscribed with his 1960 WS HR, showcasing the Pirates celebration scene.

Bill Mazeroski Pittsburgh Pirates 1960 WS Game Winning HR Autographed 8x10

Regular Price: $119.99

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Willie McCovey San Francisco Giants mini helmet, featuring his autograph and authentication, a standout signed memorabilia piece.

Willie McCovey San Francisco Giants Autographed Mini Batting Helmet

Regular Price: $199.99

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Autographed 8x10 photo inscribed by Hal Newhouser, Detroit Tigers, from 1992 Hall of Fame Induction Day—collector’s memorabilia.

Hal Newhouser Detroit Tigers 1992 Hall Of Fame Induction Day Autographed 8x10

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MLB Official Baseball signed by Tanyon Sturtze, featuring his autograph on the sweet spot—a premium collectible for enthusiasts.

Tanyon Sturtze Autographed MLB Official Major League Baseball

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Tanyon Sturtze autographed MLB Official Major League baseball, white with red stitching, black ink signature on the sweet spot.

Tanyon Sturtze MLB Official Major League Autographed Baseball

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Joey Gathright autographed and inscribed 1st MLB Hit on an official MLB baseball—a standout signed collectible for fans.

Joey Gathright Autographed MLB Official Major League Baseball 1st MLB Hit

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Joey Gathright Autographed MLB Official Major League Baseball

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Grant Balfour autographed Official World Series baseball featuring a bold blue signature, perfect for sports memorabilia collectors.

Grant Balfour Autographed MLB Official Major League World Series Baseball

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Victor Zambrano autographed official Major League Baseball, featuring a clear signature across the white leather with visible red stitching.

Victor Zambrano Autographed MLB Official Major League Baseball

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Official MLB baseball signed by Jerome Williams in blue ink, inscribed 1st MLB 50 vs Oakland 8/3 directly on the ball.

Jerome Williams Autographed MLB Official Major League Baseball

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Official MLB baseball hand-signed by Justin Upton, inscribed with 1st MLB HR 8/7/07—ideal for memorabilia collectors.

Justin Upton Autographed MLB Official Major League Baseball

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Kurt Suzuki signed official MLB baseball, featuring bold blue ink autograph on white leather with classic red stitching.

Kurt Suzuki Autographed MLB Official Major League Baseball

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Adam Russell signed MLB Official Baseball, authentic blue autograph with #36 inscription on white leather and classic red stitching.

Adam Russell Autographed MLB Official Major League Baseball

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Ryan Rupe autographed and inscribed Official MLB baseball, signed in black ink with #24—distinctive collectors memorabilia.

Ryan Rupe Autographed MLB Official Major League Baseball

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Bryan Rekar autographed official MLB baseball featuring his visible signature on the sweet spot—a standout piece for collectors.

Bryan Rekar Autographed MLB Official Major League Baseball

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Jeff Niemann signed Official MLB Major League Baseball, featuring bold autograph on the sweet spot—perfect for memorabilia displays.

Jeff Niemann Autographed MLB Official Major League Baseball

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Official MLB baseball bearing Stu Miller’s signature directly on the sweet spot—an autographed collectible for memorabilia displays.

Stu Miller Autographed MLB Official Major League Baseball

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Noah & Logan Miller signed MLB official baseball featuring bold autographs on white leather with classic red stitching throughout.

Noah & Logan Miller Autographed MLB Official Major League Baseball

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Official MLB baseball featuring red stitching and Seth McClungs blue autograph with #57 inscription directly on the balls surface.

Seth McClung Autographed MLB Official Major League Baseball

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Elliott Maddox Autographed MLB Official Baseball—white leather ball with red stitching, purple signature across the sweet spot.

Elliott Maddox Autographed MLB Official Major League Baseball

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Ian Kinsler signed MLB Official Major League Baseball featuring a bold blue autograph on classic white leather with red stitching.

Ian Kinsler Autographed MLB Official Major League Baseball

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Official MLB baseball with red stitching, autographed by Austin Kearns and featuring a LEAKAS authentication sticker.

Austin Kearns Autographed MLB Official Major League Baseball

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Showing item(s) 1-24 of 44.

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Autographed Baseball Memorabilia

Autographed Baseball Memorabilia & Signed Baseball Collectibles

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