Autographs of Ryan Mountcastle

Ryan Lee Mountcastle (born February 18, 1997) is an American professional baseball first baseman for the Baltimore Orioles of Major League Baseball (MLB). He made his MLB debut in 2020.
Mountcastle attended Hagerty High School in Oviedo, Florida. He was drafted by the Baltimore Orioles in the first round with the 36th overall selection of the 2015 Major League Baseball draft. He signed for $1.3 million, forgoing his commitment to play college baseball at the University of Central Florida.
Mountcastle signed with the Orioles and was assigned to the Gulf Coast League Orioles to begin his professional career. After batting .313 with three home runs and 14 RBIs in 43 games in the GCL, he was promoted to the Aberdeen IronBirds, where he batted .212 in ten games to finish the season. In 2016, Mountcastle spent the season with the Delmarva Shorebirds where he posted a .281 average with ten home runs and 51 RBIs along with a .745 OPS in 115 games. In 2017, Mountcastle spent time between the Frederick Keys and the Bowie Baysox, batting a combined .287 along with a career high 18 home runs and 62 RBIs in 127 games between both teams. After the season, he played in the Arizona Fall League and played in the Fall Stars Game.
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Current items with a signature of Ryan Mountcastle

These are the most current items with a signature of Ryan Mountcastle that were listed on eBay and on other online stores - click here for more items.

Picture	Item Title	Price	Store
	Ryan Mountcastle Autographed 11x14 Photo Orioles Framed Beckett 182844	£144.30

Traded items with a signature of Ryan Mountcastle

The most expensive item with a signature of Ryan Mountcastle (Framed Ryan Mountcastle Baltimore Orioles Signed 16x20 Horizontal Hitting Photo) was sold in March 2025 for £215.56 while the cheapest item (Ryan Mountcastle Autographed 16x20 Photo Baltimore Orioles Beckett) found a new owner for £6.96 in December 2022. The month with the most items sold (8) was November 2025 with an average selling price of £114.31 for an autographed item of Ryan Mountcastle. Sold items reached their highest average selling price in March 2025 with £170.22 and the month that saw the lowest prices with £6.96 was December 2022. In average, an autographed item from Ryan Mountcastle is worth £92.41.

Most recently, these items with a signature of Ryan Mountcastle were sold on eBay - click here for more items.

Picture	Item Title	Price	Store
	Autographed 8x10 Ryan Mountcastle Baltimore Orioles photo - COA	£33.89
	Baltimore Orioles Ryan Mountcastle autographed 8x10 photo JSA Certified	£51.39
	Framed Ryan Mountcastle Baltimore Orioles Signed 16x20 Horizontal Hitting Photo	£207.35
	Framed Ryan Mountcastle Baltimore Orioles Signed 16x20 Horizontal Hitting Photo	£210.88
	Framed Ryan Mountcastle Orioles Signed 11x14 Spotlight Celebration Photo	£155.76
	Framed Ryan Mountcastle Orioles Signed 11x14 Spotlight Celebration Photo	£155.76
	Framed Ryan Mountcastle Orioles Signed 11x14 Spotlight Celebration Photo	£155.98
	John Means Ryan Mountcastle Austin Hays Autographed 11x14 Photo Orioles	£36.01
	Ryan Mountcastle Autographed 16x20 Photo Baltimore Orioles BAS/Beckett	£87.99
	ryan mountcastle Autographed Glove JSA COA	£143.59
	Ryan Mountcastle Baltimore Orioles Autographed 8" x 10" Horizontal Hitting Photo	£82.66
	Ryan Mountcastle Baltimore Orioles Autographed 8" x 10" Horizontal Hitting Photo	£62.44
	Ryan Mountcastle Baltimore Orioles Signed 11" x 14" Spotlight Celebration Photo	£91.72
	Ryan Mountcastle Baltimore Orioles Signed 11x14 Pic Beckett Autograph Photo BAS	£44.96
	Ryan Mountcastle Baltimore Orioles Signed 16" x 20" Horizontal Hitting Photo	£93.11