Positions: Second Baseman and Shortstop
Bats: Both • Throws: Right
6-2, 185lb (188cm, 83kg)
Born: May 5, 1956 in Cincinnati, OH us
Draft: Drafted by the Cincinnati Reds in the 9th round of the 1974 MLB June Amateur Draft from Withrow HS (Cincinnati, OH).
High School: Withrow HS (Cincinnati, OH)
Debut:  September 10, 1978    (Age 22-128d,  14,128th in major league history)  
   vs. SFG 0 AB, 0 H, 0 HR, 0 RBI, 0 SB    
Last Game: October 3, 1990  (Age 34-151d)  
   vs. HOU 2 AB, 2 H, 0 HR, 0 RBI, 0 SB  
Rookie Status: Exceeded rookie limits during 1980 season
Agents: Ed Keating
Full Name: Ronald John Oester
Postseason Batting
| Year | Age | Tm | Lg | Series | Opp | Rslt | G | PA | AB | R | H | 2B | 3B | HR | RBI | SB | CS | BB | SO | BA | OBP | SLG | OPS | TB | GDP | HBP | SH | SF | IBB | WPA | cWPA | SRC | OSWC | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1990 | 34 | CIN | NL | NLCS | PIT | W | 4 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .333 | .333 | .333 | .667 | 1 | 0 | 0 | 0 | 0 | 0 | -0.16 | -2.2% | 0.333 | 0.167 | 
| 1990 | 34 | CIN | NL | WS | OAK | W | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1.000 | 1.000 | 1.000 | 2.000 | 1 | 0 | 0 | 0 | 0 | 0 | 0.12 | 4.1% | 0.500 | 0.142 |