2026 Season · KC Roster
Oriole Park at Camden Yards, Baltimore, MD — opened 1992 · 44,970 seats. 3× champions · last 1983.
Every MLB player the encyclopedia attributes to the Baltimore Orioles from profile season records, grouped by position, first season to last. Coverage follows the encyclopedia’s per-era source depth.
MLB players who spent their entire encyclopedia-attributed career with the Baltimore Orioles — ranked by seasons of service. Tenure is the span the corpus attributes.
MLB players who wore the Baltimore Orioles crest along the way but played for three or more franchises in all — the well-traveled careers this club was one chapter of. The count is distinct canonical franchises.
Every position room Baltimore Orioles has passed down, steadiest first. The SS room is their most stable — 12 holders across 134 years, a new one every 9.3 on average.
Four franchise-defining careers: VAL weighted by attributed tenure share, with a bounded bump for verified Hall of Fame and recorded award evidence.
609 player-season slots overlap another club's recorded span and are credited to neither (17.5% of considered span evidence).
Monument Timeline — who held it, season by season
1882–2026 · 7 handoffs
The holder in a season is the player with the most accumulated era-adjusted value (VAL) across attributed franchise seasons through that year — whole seasons only, never a depth-chart claim. A claim needs 3+ attributed seasons; unsettled through 1884. Relocated eras carry forward with the franchise.
Most prominent 8 of 1039 shown · all 1039 P →
Most prominent 8 of 252 shown · all 252 C →
Most prominent 8 of 137 shown · all 137 1B →
Most prominent 8 of 136 shown · all 136 2B →
Most prominent 8 of 152 shown · all 152 3B →
Most prominent 8 of 133 shown · all 133 SS →
Most prominent 8 of 455 shown · all 455 OF →
Most prominent 8 of 19 shown · all 19 DH →
Most prominent 8 of 13 shown · all 13 PH →
Stadium, market-population, title and handle data are curated public facts (Wikipedia/Census/official league facts). Fan Interest, Barometer and reach tier are transparently derived from those facts — weighted (market 0.4, venue 0.2, titles 0.25, heritage 0.15), min-max within MLB — derived structural proxy, not a survey. No fan survey, sentiment scrape, or follower count is used.
+2 more rooms with a shorter average hold.
Room tenures, not starting jobs — the corpus has no per-season depth chart, so holders can overlap (a successor often arrives before his predecessor leaves) and the measure is how often the room changed hands. A holder is a player who produced real value for this club during his years here, which is what separates holding the room from being on the roster. Detected from per-season VAL (1884–2026 here; league coverage is complete from 1999) — rooms the corpus cannot value are not shown.
+477 more one-club men with the franchise.
+1,345 more well-traveled players who wore the crest.
136 seasons — roster, team totals and best players by VAL for each.
Best league-relative tenures in Baltimore Orioles history — OPS+ / ERA+ vs each season's own league (100 = average), counting only seasons with the club. Park-unadjusted.
Hitters · OPS+
Pitchers · ERA+