Santiago Rosario
First Baseman · Career Stats, Bio & Records (1965)
Santiago Rosario was a first baseman who played in Major League Baseball in 1965 for the Kansas City Athletics. In 81 career games, he hit .235 with 20 hits, 2 home runs, and 8 RBI.
- AVG (Batting Average):
- Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
- HR (Home Runs):
- Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
- RBI (Runs Batted In):
- Runs that scored as a direct result of a batter's plate appearance.
- OPS (On-Base Plus Slugging):
- On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.
Data updated
- Position
- First Baseman
- Bats / Throws
- L / L
- Height / Weight
- 5'11" / 165 lb
- Died
- 9/6/2013 in Guayanilla, P.R.
- MLB Debut
- 1965-06-23
- Last Game
- 1965-10-03
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 81 | 85 | 8 | 20 | 3 | 0 | 2 | 8 | 0 | 6 | 16 | .235 | .287 | .341 | .628 | -115 |
Career AVG .235 vs. league average .246 across their career seasons — near league average.
Career OBP .287 vs. league average .311 across their career seasons — 7.6% below league average.
Career SLG .341 vs. league average .372 across their career seasons — 8.2% below league average.
Career OPS .628 vs. league average .683 across their career seasons — 7.9% below league average.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1965 | KC1 | AL | 81 | 85 | 8 | 20 | 3 | 0 | 2 | 8 | 0 | 6 | 16 | .235 | .245 (-4%) | .310 (-8%) | .371 (-8%) | .682 (-8%) | -115.1 |
| Career · 1 season | 81 | 85 | 8 | 20 | 3 | 0 | 2 | 8 | 0 | 6 | 16 | .235 | — | — | — | — | -115 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Game Log & Splits
View full game log (81 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 37 | 42 | 7 | 11 | 2 | 6 | .262 |
| Away | 44 | 43 | 1 | 9 | 0 | 2 | .209 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1965-10-03 | KC1 | CHW | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1965-10-02 | KC1 | CHW | L | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-29 | KC1 | TEX | L | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-28 | KC1 | TEX | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-27 | KC1 | BAL | L | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-25 | KC1 | BOS | L | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-23 | KC1 | TEX | W | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-22 | KC1 | TEX | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-21 | KC1 | TEX | L | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-20 | KC1 | MIN | W | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Fielding Statistics
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| First Base | 31 |
| Left Field | 2 |
| Right Field | 1 |
Santiago Rosario: the record in brief
Santiago Rosario's major league career runs from a debut on June 23, 1965 to a final game on October 3, 1965. Every season row on the page belongs to the Kansas City Athletics, in 1965. Born on July 25, 1939, in Guayanilla, P.R., Rosario is listed as a first baseman and batted and threw left-handed. The bio gives 5-foot-11 and 165 pounds. Rosario's death is recorded on September 6, 2013, in Guayanilla, P.R.
Rosario collected 20 hits in 85 at bats across 81 games, good for a .235 batting average, plus 2 home runs and 8 runs batted in. On-base and slugging figures of .287 and .341 give Rosario a career OPS of .628. Rosario hit .235 while the league hit .246 over the same span, a figure close to average. Only one season appears, 1965 for the Kansas City Athletics, when Rosario played 81 games and went 20 for 85. That year the league hit .245, the figure in the row's Lg AVG column.
By games played in the field, first base leads with 31, followed by left field (2) and right field (1). Fielding at first base produced 99 putouts and 7 assists against 1 errors.
Frequently Asked Questions about Santiago Rosario
- Was Santiago Rosario a pitcher?
- No. Santiago Rosario was a position player (First Baseman).
- How many home runs did Santiago Rosario hit?
- Santiago Rosario hit 2 career home runs with 20 hits.
- What teams did Santiago Rosario play for?
- Santiago Rosario played for one team, the Kansas City Athletics (1965).
- What were Santiago Rosario's career stats?
- In 81 games, Santiago Rosario had 20 hits, 2 home runs, 8 RBI, and 8 runs, with a .235 batting average.
- What position did Santiago Rosario play?
- Santiago Rosario played primarily as a first baseman, the position where he appeared in the most games.
- How tall was Santiago Rosario and how much did he weigh?
- Santiago Rosario was listed at 5 feet 11 inches and 165 pounds.
- What was Santiago Rosario's career batting average?
- Santiago Rosario batted .235 over his career, with 20 hits in 85 at bats.
- How many RBI did Santiago Rosario have?
- Santiago Rosario drove in 8 runs in his career.
- Is Santiago Rosario in the Hall of Fame?
- No. Santiago Rosario has not been inducted into the National Baseball Hall of Fame.