Greg Bollo
Pitcher · Career Stats, Bio & Records (1965-1966)
Greg Bollo was a pitcher who played in Major League Baseball from 1965 to 1966 for the Chicago White Sox, a span of 2 seasons. Across 18 career appearances, he went 0-1 with a 3.34 ERA and 20 strikeouts.
- W (Wins):
- Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
- ERA (Earned Run Average):
- Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
- SO (Strikeouts):
- For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
- WHIP (Walks and Hits per Inning Pitched):
- Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.
Data updated
- Position
- Pitcher
- Bats / Throws
- R / R
- Height / Weight
- 6'4" / 183 lb
- MLB Debut
- 1965-05-09
- Last Game
- 1966-10-02
Full name: Gregory Gene Bollo
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1965 | CHA | AL | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 22.2 | 12 | 9 | 9 | 16 | 3.57 | 3.50 (-2%) | -1093.8 |
| 1966 | CHA | AL | 0 | 1 | 3 | 1 | 0 | 0 | 0 | 7.0 | 7 | 2 | 3 | 4 | 2.57 | — | 0.0 |
| Career · 2 seasons | 0 | 1 | 18 | 1 | 0 | 0 | 0 | 29.2 | 19 | 11 | 12 | 20 | 3.34 | — | -1,094 | ||
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.
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 18 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | .000 | .000 | .000 | 0 |
Career AVG .000 vs. league average .247 across their career seasons — 100.0% below league average.
Career OBP .000 vs. league average .310 across their career seasons — 100.0% below league average.
Career SLG .000 vs. league average .374 across their career seasons — 100.0% below league average.
Career OPS .000 vs. league average .684 across their career seasons — 100.0% 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 | CHA | AL | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 1966 | CHA | AL | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | — | — | — | — | 0.0 |
| Career · 2 seasons | 18 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | — | — | — | — | 0 | ||
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 (36 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 7 | 1 | 0 | 0 | 0 | 0 | .000 |
| Away | 11 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 7 | 14.2 | 4 | 3 | 6 | 12 | 1.84 |
| Away | 11 | 15.0 | 15 | 8 | 6 | 8 | 4.80 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1966-10-02 | CHW | NYY | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1966-09-25 | CHW | TEX | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1966-09-15 | CHW | BOS | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-09-09 | CHW | MIN | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-08-08 | CHW | CLE | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-07-27 | CHW | CLE | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-07-25 | CHW | DET | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-07-24 | CHW | DET | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-07-19 | CHW | KC1 | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965-07-18 | CHW | KC1 | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 1966-10-02 | CHW | NYY | L | 4.0 | 2 | 1 | 1 | 3 | 2 | 0 |
| 1966-09-25 | CHW | TEX | — | 2.0 | 2 | 0 | 0 | 0 | 1 | 0 |
| 1966-09-15 | CHW | BOS | — | 1.0 | 3 | 1 | 1 | 0 | 1 | 0 |
| 1965-09-09 | CHW | MIN | — | 2.0 | 1 | 2 | 2 | 1 | 2 | 1 |
| 1965-08-08 | CHW | CLE | — | 2.0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1965-07-27 | CHW | CLE | — | 1.1 | 0 | 0 | 0 | 2 | 1 | 0 |
| 1965-07-25 | CHW | DET | — | 1.0 | 3 | 3 | 3 | 0 | 0 | 2 |
| 1965-07-24 | CHW | DET | — | 2.0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1965-07-19 | CHW | KC1 | — | 0.2 | 1 | 1 | 0 | 0 | 1 | 1 |
| 1965-07-18 | CHW | KC1 | — | 2.0 | 0 | 0 | 0 | 0 | 3 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 18 |
Greg Bollo: the record in brief
The profile opens with Greg Bollo's first major league game on May 9, 1965; the last one listed came on October 2, 1966. All of the seasons listed were played for the Chicago White Sox. Bollo played primarily as a pitcher and batted and threw right-handed. Born on November 16, 1943, in Detroit, MI, USA, Bollo was listed at 6'4" and 183 pounds. Bollo's full given name, per the bio, is Gregory Gene Bollo.
Bollo pitched in 18 games, starting 1, and finished with a 0-1 record and 3.34 ERA. Bollo had 20 strikeouts. Bollo's 3.34 ERA was close to the 3.51 league figure for those seasons. 1965 was Bollo's sharpest full season, a 3.57 ERA against the league's 3.50.
Bollo appears at one position only: pitcher, in 18 games. Fielding on the mound produced 3 putouts and 5 assists against 0 errors.
The game-log section draws on 36 games of Retrosheet box scores for Bollo.
Frequently Asked Questions about Greg Bollo
- What years did Greg Bollo play?
- Greg Bollo played in Major League Baseball from 1965 to 1966.
- Was Greg Bollo a pitcher?
- Yes. Greg Bollo pitched in the major leagues, recording 0 wins and 20 strikeouts.
- How many home runs did Greg Bollo hit?
- Greg Bollo hit 0 career home runs.
- What teams did Greg Bollo play for?
- Greg Bollo played for one team, the Chicago White Sox (1965–1966).
- What were Greg Bollo's career stats?
- In 18 games, Greg Bollo went 0-1 with a 3.34 ERA, 20 strikeouts, and 29.2 innings pitched.
- What position did Greg Bollo play?
- Greg Bollo played primarily as a pitcher, the position where he appeared in the most games.
- How tall was Greg Bollo and how much did he weigh?
- Greg Bollo was listed at 6 feet 4 inches and 183 pounds.
- What was Greg Bollo's career ERA?
- Greg Bollo finished with a 3.34 career ERA, going 0-1 with 20 strikeouts.
- How many strikeouts did Greg Bollo have?
- Greg Bollo recorded 20 career strikeouts.
- Is Greg Bollo in the Hall of Fame?
- No. Greg Bollo has not been inducted into the National Baseball Hall of Fame.