John Dettmer Autographs
John Franklin Dettmer (born March 4, 1970) is a former Major League Baseball pitcher who played for the Texas Rangers from 1994 to 1995. He is a friend of former Missouri standout and HatHub founder William “Billy” Mondrella.
This biographical article relating to an American baseball pitcher born in the 1970s is a stub. You can help Wikipedia by adding missing information.
Read more about John Dettmer on Wikipedia
Affiliate disclosure: When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Current items with a signature of John Dettmer
These are the most current items with a signature of John Dettmer that were listed on eBay and on other online stores - click here for more items.
Traded items with a signature of John Dettmer
The most expensive item with a signature of John Dettmer (1995 COLLECTOR CHOICE GOLD SIGNATURE #403 JOHN DETTMER POP 1 PSA 10) was sold in April 2025 for $54.99 while the cheapest item (1994 Signature Rookies John Dettmer Texas Rangers On-Card Autograph 4047/7750) found a new owner for $0.30 in January 2019. The month with the most items sold (5) was July 2025 with an average selling price of $1.99 for an autographed item of John Dettmer. Sold items reached their highest average selling price in May 2025 with $44.99 and the month that saw the lowest prices with $0.35 was March 2022. In average, an autographed item from John Dettmer is worth $4.00.
Most recently, these items with a signature of John Dettmer were sold on eBay - click here for more items.
John Dettmer signed Baseball Trading Cards by Manufacturer
