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AgentGrail/football/Players/Ken O'Brien
Ken O'Brien trading card

Ken O'Brien Cards

The complete Ken O'Brien checklist: 36 cards — cards spanning 1985–2025, 1 rookie card, 3 autographs.

Median PSA 10 $34.46Raw $6.51

Data updated August 12, 2026.

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Frequently Asked Questions about Ken O'Brien Cards

Does Ken O'Brien have a rookie card?
Yes. The AgentGrail catalog includes 1 Ken O'Brien rookie card across this set. Rookie cards are among the most sought-after Football cards for collectors and investors.
What years were Ken O'Brien cards made?
The AgentGrail catalog includes Ken O'Brien cards from 1985 through 2025, totaling 36 cards across all sets and brands. The earliest cards date from 1985 and the most recent are from 2025.
How much is a Ken O'Brien card worth?
Recent eBay comps show Ken O'Brien PSA 10 cards selling for around $34.46 on average. Raw copies typically sell for around $6.51. Values vary by year, set, and condition. Always check recent sold listings for current pricing.
Are there Ken O'Brien autograph cards?
Yes. The catalog includes 3 Ken O'Brien autograph cards. Autographed cards are typically the most valuable Ken O'Brien cards in a set and can command significant premiums in graded condition.
What sets include Ken O'Brien cards?
Ken O'Brien cards appear in numerous sets, including Prizm, Donruss Optic, Revolution, and 2 more. The full checklist on this page lists every set in the AgentGrail catalog.
Where can I buy Ken O'Brien cards?
eBay is the largest marketplace for Ken O'Brien football cards, offering both raw and graded (PSA, BGS, SGC) copies. Use the "Find on eBay" buttons on this page to search current listings. For investment-grade copies, look for PSA 10 certified cards.

Answers are grounded in AgentGrail catalog data and recent eBay market comps.

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Compiled by the AgentGrail team · Data refreshed August 12, 2026