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| Name | Team | Age |
| Mike Jantzen | Retired (1989, Age 35) | Died (2029, Age 75) |
| Drafted | Position | Bats/Throws |
| Round 3, Pick 48 (1973) |
1B | R/R |
| League | Option Years
|
Majors Service Time |
| Amos Otis League | 0 | 5 years (26 games) |
| Total Rating
|
Arm | Range |
| Contact vs R | Contact vs L | Speed |
| Power vs R | Power vs L | Bunting |
| Endurance | Velocity | Control |
| Leadership
|
Mentor vs RHP
|
Mentor vs LHP
|
| Health
|
Injured Days
|
Birthday |
| 0 | 4/9/1954 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 0 |
| Alt Pos (---) | Alt Pos (---) | Alt Pos (---) |
| (0.0 %) | (0.0 %) | (0.0 %) |
Stats | Splits | Playoffs | Positions | Improvements | Past Skills | Awards | Fielding | Game Log
| Year
|
Team | G | AB | R | H | 2B | 3B | HR | RBI | BB | SO | SB | CS | E | OPS | OBP | SLG | AVG |
| 1976 | KC | 35 | 55 | 4 | 13 | 1 | 0 | 1 | 6 | 0 | 7 | 0 | 1 | 0 | .545 | .236 | .309 | .236 |
| 1977 | KC | 11 | 44 | 3 | 10 | 2 | 1 | 0 | 8 | 3 | 10 | 0 | 0 | 1 | .610 | .292 | .318 | .227 |
| 1978 | KC | 7 | 29 | 4 | 7 | 4 | 0 | 0 | 4 | 2 | 9 | 0 | 0 | 2 | .670 | .290 | .379 | .241 |
| 1982 | NYA | 45 | 87 | 12 | 21 | 4 | 0 | 3 | 13 | 9 | 17 | 2 | 0 | 2 | .707 | .316 | .391 | .241 |
| 1983 | NYA | 56 | 73 | 5 | 18 | 3 | 0 | 2 | 15 | 7 | 16 | 1 | 3 | 2 | .675 | .305 | .370 | .247 |
| 1984 | NYA | 76 | 95 | 14 | 18 | 2 | 1 | 4 | 16 | 7 | 20 | 2 | 1 | 2 | .608 | .250 | .358 | .189 |
| 1988 | TB | 51 | 163 | 23 | 36 | 5 | 1 | 7 | 28 | 14 | 34 | 5 | 1 | 6 | .674 | .281 | .393 | .221 |
| Total | 281 | 546 | 65 | 123 | 21 | 3 | 17 | 90 | 42 | 113 | 10 | 6 | 15 | .650 | .282 | .368 | .225 |
| Date | Transaction |
| 1989-11-01 | Mike Jantzen has retired from the Free Agency Pool |
| 1989-04-08 | The Tampa Bay Rays have waived Mike Jantzen. |
| 1989-03-13 | The Tampa Bay Rays have promoted Hank Blalock to the major league team. The Tampa Bay Rays have promoted Desmond Jennings to the major league team. The Tampa Bay Rays have sent Josh Hamilton to the minors. The Tampa Bay Rays have designated Mike Jantzen for assignment. |
| 1988-05-10 | The Tampa Bay Rays have promoted Mike Jantzen to the major league team. The Tampa Bay Rays have sent Hank Blalock to the minors. |
| 1988-05-10 | The Tampa Bay Rays have acquired Mike Jantzen from the waiver wire. |
| 1984-09-29 | The New York Bassheads have promoted Randy Jamerson to the major league team. The New York Bassheads have waived Mike Jantzen. |
| 1982-07-10 | The New York Bassheads have promoted Mike Jantzen to the major league team. The New York Bassheads have sent Don Mattingly to the minors. |
| 1982-07-10 | The New York Bassheads have acquired Mike Jantzen from the waiver wire. |
| 1979-04-10 | The Philadelphia Slammers have waived Mike Jantzen. |
| 1979-04-01 | The Philadelphia Slammers have acquired Mike Jantzen from the waiver wire. |
| 1978-06-15 | The Kansas City Royals have waived Mike Jantzen. |
| 1978-05-10 | The Kansas City Royals have sent Mike Jantzen down to the minors. |
| 1977-07-05 | The Kansas City Royals have promoted Mike Jantzen to the major league team. The Kansas City Royals have designated Daryl Ford for assignment. |
| 1977-06-21 | The Kansas City Royals have promoted Effie Drabek to the major league team. The Kansas City Royals have sent Mike Jantzen to the minors. |
| 1976-07-20 | The Kansas City Royals have promoted Mike Jantzen to the major league team. The Kansas City Royals have designated Fred Cummings for assignment. |
| 1976-06-11 | The Kansas City Royals have promoted Jaime Henthorn to the major league team. The Kansas City Royals have sent Mike Jantzen to the minors. |
| 1976-03-01 | The Kansas City Royals have promoted Arturo Hill to the major league team. The Kansas City Royals have promoted Mike Jantzen to the major league team. |