Free U.S. Shipping on Orders Over $79. Use Code: ST79SHIP. Each offer has a limited duration that expires at the specified time. Some promotions may require that you enter a code. By making a purchase featuring a discount or promotion, including where a code may be required, you are agreeing to these terms and exclusions. Generally, eligibility will be as reflected in the price shown on the product page. However, discounts and promotions for certain products may only appear once an item is added to the cart and the code is entered. Prices and fees, including any applicable discount(s), will be as reflected in the cart. Only the as-discounted retail price (excluding applicable shipping, taxes, and handling fees) counts toward any minimum spend required for eligibility. If a rewards program applies, the rewards may only apply to the as-discounted retail price. Discounts and promotions do not apply to gift cards. Gift card purchases do not count toward any minimum spend required for eligibility. Exclusions may apply, including: all auctions and product drops; product that is already on sale, of limited quantity, for recent championship or other special events; trading cards and certain memorabilia; select jerseys, on-field headwear, die cast and certain collectibles; and certain premium brand product. Additional terms and other exclusions may apply in our sole discretion. Items listed as FINAL SALE on the product page are final sale and cannot be returned. Free shipping promotions are valid in Continental U.S., US Territories, and AFO/FPO only, such promotions exclude heavy, large, and/or bulky items, and free shipping does not apply to the extent your cart at checkout contains any excluded item(s). Shipping method and timing may vary. Expected delivery times are based on in-stock items and the specified zip code, if applicable. Delivery estimates are not guaranteed.
  1. baseball Memorabilia
  2. Washington Nationals
  3. Washington Nationals Baseballs
  4. Signed
1 - 72 of 99
Baseballs
99 Items
Almost Gone!
Ships Free
$143.99
Mark Thornberry Signed National League Ball JSA Authenticated
Almost Gone!
Ships Free
$141.99
Scott Ellen Signed National League Ball JSA Authenticated
Ships Free
$143.99
Jonathan Papelbon Autographed Baseball
Almost Gone!
Ships Free
$143.99
Jonathan Papelbon Autographed Baseball
Almost Gone!
Ships Free
$143.99
Jonathan Papelbon Autographed Baseball
Almost Gone!
Ships Free
$123.99
CJ ABRAMS WASHINGTON NATIONALS Signed MLB Baseball BECKETT WITNESS 3W053861
Almost Gone!
Ships Free
$123.99
CJ ABRAMS WASHINGTON NATIONALS Signed MLB Baseball BECKETT WITNESS 3W053875
Almost Gone!
Ships Free
$126.99
Bruce Froemming JSA COA Autograph ONL National League Signed Baseball
Almost Gone!
Ships Free
$118.99
Frank Robinson PSA DNA COA Autograph ONL National League Signed Baseball
Almost Gone!
Ships Free
$138.99
Stephen Strasburg JSA COA Autograph OML Major League Signed Baseball
Almost Gone!
Ships Free
$138.99
Frank Robinson Beckett BAS Autograph ONL Feeney National League Signed Baseball
Almost Gone!
Ships Free
$104.99
Lou Burdette JSA COA Autograph ONL National League Signed Baseball
Almost Gone!
Ships Free
$127.99
Mackenzie Gore Washington Nationals Signed Autographed M.l. Baseball Beckett
Almost Gone!
Ships Free
$111.99
Howie Kendrick Washington Nationals Signed Auto M.l. Baseball Bas D27607
Almost Gone!
Ships Free
$127.99
Mackenzie Gore Nationals Signed Autographed M.l. Baseball Beckett Auth
Almost Gone!
Ships Free
$124.99
Frank Robinson JSA COA Autograph National League Signed Baseball
Almost Gone!
Ships Free
$110.99
John And Mark Hirschbeck JSA Cert Signed National League ONL Autograph Baseball
Almost Gone!
Ships Free
$141.99
JOSIAH GRAY (Nationals) Signed Official 2022 ALL-STAR Baseball Beckett (BAS)
Almost Gone!
Ships Free
$110.99
Frank Robinson JSA Cert Autograph National League Signed Baseball 1
Almost Gone!
Ships Free
$110.99
Kevin Long Autographed Baseball - JSA Authenticaion OMLB 2019 World Series Batting Coach 2009 Yankees)
Almost Gone!
Ships Free
$143.99
Jonathan Papelbon Autographed Baseball
Almost Gone!
Ships Free
$133.99
Frank Robinson HOF 82 JSA Cert Autograph National League Signed Baseball
Almost Gone!
Ships Free
$128.99
Tom Heinrich "Old Reliable" Autographed Official National League Baseball
Almost Gone!
Ships Free
$130.99
Ivan Rodriguez JSA Coa Autograph National League ONL Signed Baseball
Almost Gone!
Ships Free
$143.99
Jonathan Papelbon Autographed Baseball
Almost Gone!
Ships Free
$141.99
PATRICK CORBIN (Nationals) Signed Official 2019 WORLD SERIES Baseball Beckett
Almost Gone!
Ships Free
$127.99
Gio Gonzalez Signed Ball - O m l W jsa
Almost Gone!
Ships Free
$127.99
Victor Robles Signed Ball - M l Jsa Sd28707
Almost Gone!
Ships Free
$110.99
Double Duty Radcliffe JSA COA Autograph National League Signed Baseball
Almost Gone!
Ships Free
$110.99
Howie Kendrick PSA DNA Coa Autograph Major League OML Signed Baseball
Almost Gone!
Ships Free
$104.99
Lou Burdette JSA COA Autograph National League Feeney Signed Baseball
Almost Gone!
Ships Free
$143.99
Jonathan Papelbon Autographed All Star Baseball
Almost Gone!
Ships Free
$122.99
2019 Washington Nationals Pitt Pirates Game Used Baseball Matt Adams Doubles
Almost Gone!
Ships Free
$127.99
Mackenzie Gore Washington Nationals Signed Autographed M.l. Baseball Beckett **
Almost Gone!
Ships Free
$130.99
2019 Washington Nationals Pitt Pirates Game Used Baseball Matt Adams Double
Almost Gone!
Ships Free
$127.99
Victor Robles Autographed Ball - M l Jsa Sd28704
Almost Gone!
Ships Free
$122.99
2019 Washington Nationals Pirate Game Used Baseball Patrick Corbin Double Turner
Almost Gone!
Ships Free
$109.99
Bobby Robinson JSA COA Autograph National League Signed Baseball
Almost Gone!
Ships Free
$128.99
Patrick Corbin Autographed Official Major League Baseball (JSA)
Almost Gone!
Ships Free
$130.99
2023 Padres Game Used Baseball Weathers Lane Thomas RBI Double Abrams strikeout
Almost Gone!
Ships Free
$126.99
Bruce Froemming N.L. 6 PSA DNA Coa Autograph National League Signed Baseball
Almost Gone!
Ships Free
$124.99
Frank Robinson JSA Cert Autograph National League Signed Baseball
Almost Gone!
Ships Free
$143.99
Michael Chavis Autographed Baseball
Almost Gone!
Ships Free
$112.99
Keibert Ruiz Signed Official Baseball COA ROMLB Washington Nationals Dodgers A
Almost Gone!
Ships Free
$103.99
Matt Den Dekker Signed First Game Ball Washington Nationals Ny Mets Steiner Coa
Almost Gone!
Ships Free
$124.99
Frank Robinson JSA Cert Signed National League ONL Autograph Baseball 1
Almost Gone!
Ships Free
$112.99
Mark Cresse Signed National League Baseball "1981 1988 World Series Champs" JSA
Almost Gone!
Ships Free
$120.99
Alexander Haig JSA COA Autograph National League Signed Baseball
Almost Gone!
Ships Free
$114.99
Jesus Flores Signed Ball - Psa dna
Almost Gone!
Ships Free
$141.99
Steve Lefty Carlton JSA COA Autograph National League Signed Baseball 329 Wins
Almost Gone!
Ships Free
$144.99
Anthony Rendon signed baseball PSA/DNA Washington Nationals autographed Angels
Almost Gone!
Ships Free
$112.99
Keibert Ruiz Signed Official Baseball COA ROMLB Washington Nationals Dodgers D
Almost Gone!
Ships Free
$111.99
Nasim Nunez Marlins/nats Mvp Signed 2023 Futures Game Baseball Beckett Auth
Almost Gone!
Ships Free
$143.99
Jonathan Papelbon Autographed All Start Baseball
Almost Gone!
Ships Free
$105.99
Brad Lidge Autographed Baseball
Almost Gone!
Ships Free
$118.99
Frank Robinson JSA COA Autograph National League Signed Baseball
Almost Gone!
Ships Free
$138.99
Frank Robinson JSA COA Autographed National League Feeney Signed Baseball
Almost Gone!
Ships Free
$143.99
Jonathan Papelbon Autographed Baseball
Almost Gone!
Ships Free
$126.99
Ryan Zimmerman Signed Ball - JSA COA Major League OML Authentic
Almost Gone!
Ships Free
$107.99
Autographed STARLIN CASTRO Official Major League Baseball
Almost Gone!
Ships Free
$111.99
Signed Odalis Perez Ball - All Star From Last Year M l Beckett X19439
Almost Gone!
Ships Free
$130.99
Victor Robles Autographed Baseball - Beckett Oml
Almost Gone!
Ships Free
$105.99
Signed Howie Kendrick Ball - Official Major League PSA DNA
Almost Gone!
Ships Free
$114.99
Starlin Castro Signed Auto Rawlings Baseball JSA CF42445
Almost Gone!
Ships Free
$126.99
Daryl Strawberry JSA COA Autograph National League Rookie Feeney Signed Baseball
Almost Gone!
Ships Free
$144.99
Garvey Cey Baker Smith Jsa Hand Signed National League Autograph Baseball
Almost Gone!
Ships Free
$126.99
Frank Robinson PSA DNA Coa Autograph National League ONL Signed Baseball
Almost Gone!
Ships Free
$111.99
Nationals Josiah Gray Signed OML Baseball Autographed BAS #BH85112
Almost Gone!
Ships Free
$130.99
2019 Washington Nationals Pitt Pirates Game Used Baseball Josh Bell RBI Double 3
Almost Gone!
Ships Free
$125.99
EURY PEREZ (Miami Marlins) Signed Official MLB Baseball Beckett Auth. (BAS)
Almost Gone!
Ships Free
$112.99
Keibert Ruiz Signed Official Baseball COA ROMLB Washington Nationals Dodgers C
Almost Gone!
Ships Free
$126.99
Frank Robinson PSA DNA Autograph National ONL League Signed Baseball