Tom Heintzelman
Second Baseman · Career Stats, Bio & Records (1973-1978)
Tom Heintzelman was a second baseman who played in Major League Baseball from 1973 to 1978 for the St. Louis Cardinals and the San Francisco Giants, a span of 6 seasons. In 90 career games, he hit .243 with 34 hits, 3 home runs, and 12 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
- Second Baseman
- Bats / Throws
- R / R
- Height / Weight
- 6'1" / 180 lb
- MLB Debut
- 1973-08-12
- Last Game
- 1978-10-01
Full name: Thomas Kenneth Heintzelman
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 90 | 140 | 17 | 34 | 5 | 0 | 3 | 12 | 0 | 14 | 22 | .243 | .312 | .343 | .655 | -80 |
Career AVG .243 vs. league average .259 across their career seasons — 6.3% below league average.
Career OBP .312 vs. league average .326 across their career seasons — near league average.
Career SLG .343 vs. league average .382 across their career seasons — 10.3% below league average.
Career OPS .655 vs. league average .708 across their career seasons — 7.5% 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1973 | SLN | NL | 23 | 29 | 5 | 9 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | .310 | — | — | — | — | 0.0 |
| 1974 | SLN | NL | 38 | 74 | 10 | 17 | 4 | 0 | 1 | 6 | 0 | 9 | 14 | .230 | .256 (-11%) | .324 (-3%) | .369 (-12%) | .693 (-8%) | -79.7 |
| 1977 | SFN | NL | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 1978 | SFN | NL | 27 | 35 | 2 | 8 | 1 | 0 | 2 | 6 | 0 | 2 | 5 | .229 | — | — | — | — | 0.0 |
| Career · 4 seasons | 90 | 140 | 17 | 34 | 5 | 0 | 3 | 12 | 0 | 14 | 22 | .243 | — | — | — | — | -80 | ||
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 (90 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 47 | 70 | 11 | 17 | 2 | 7 | .243 |
| Away | 43 | 70 | 6 | 17 | 1 | 5 | .243 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1978-10-01 | SFG | HOU | L | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1978-09-30 | SFG | HOU | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1978-09-26 | SFG | SDP | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1978-09-23 | SFG | HOU | W | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
| 1978-09-19 | SFG | SDP | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1978-09-17 | SFG | CIN | L | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
| 1978-09-13 | SFG | ATL | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1978-09-11 | SFG | LAD | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1978-09-08 | SFG | ATL | W | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
| 1978-09-06 | SFG | LAD | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| First Base | 2 |
| Second Base | 40 |
| Third Base | 5 |
| Shortstop | 1 |
College History
| School Name | City | State | Years Attended |
|---|---|---|---|
| Parsons College | Fairfield | IA | 1966, 1967, 1968 |
Tom Heintzelman: the record in brief
Tom Heintzelman played a first major league game on August 12, 1973 and a last one on October 1, 1978. The season rows list, in order, the St. Louis Cardinals (1973 through 1974) and the San Francisco Giants (1977 to 1978). Heintzelman played primarily as a second baseman and threw and hit right-handed. The bio adds a birth date on November 3, 1946, in St. Charles, MO, USA and a listed size of 6 feet, 1 inch and 180 pounds. Tom Heintzelman was the playing name; the full given name is Thomas Kenneth.
Across 90 games at the plate, Heintzelman's career line reads 34 hits in 140 at bats for a .243 average, plus 3 homers and 12 runs batted in. Heintzelman's career OPS of .655 combines a .312 on-base mark with .343 slugging. Over the seasons Heintzelman played, league hitters batted .259; the .243 career figure is 6.3% below that. The hits column peaks at 17, in 1974. Even the best average among the busiest seasons, .230 in 1974, did not top the league's .256.
Frequently Asked Questions about Tom Heintzelman
- What years did Tom Heintzelman play?
- Tom Heintzelman played in Major League Baseball from 1973 to 1978.
- Was Tom Heintzelman a pitcher?
- No. Tom Heintzelman was a position player (Second Baseman).
- How many home runs did Tom Heintzelman hit?
- Tom Heintzelman hit 3 career home runs with 34 hits.
- What was Tom Heintzelman's career batting average?
- Tom Heintzelman batted .243 over his career, with 34 hits in 140 at bats.
- How many RBI did Tom Heintzelman have?
- Tom Heintzelman drove in 12 runs in his career.
- Is Tom Heintzelman in the Hall of Fame?
- No. Tom Heintzelman has not been inducted into the National Baseball Hall of Fame.