Full name: Jerzy Boniecki
Gender: Male
Height: 5'10" (179 cm)
Weight: 165 lbs (75 kg)
Born: February 7, 1933 in Łódź, Łódzkie, Poland
Affiliations: Ogniwa Łódź, Łódź (POL)
Country:
Poland
Sport: Swimming
| Games | Age | City | Sport | Event | Team | NOC | Rank | Medal | |
|---|---|---|---|---|---|---|---|---|---|
| 1952 Summer | 19 | Helsinki | Swimming | Men's 4 × 200 metres Freestyle Relay | Poland | POL | 5 h3 r1/2 | ||
| 1952 Summer | 19 | Helsinki | Swimming | Men's 100 metres Backstroke | Poland | POL | 6 h2 r1/3 |
| Games | Age | City | Sport | Team | NOC | Phase | Unit | Rank | T | IST | CTAS | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1952 Summer | 19 | Helsinki | Swimming | Poland | POL | Round One | Heat Three | 5 | 9:13.7 | 2:16.9 | 9:13.7 |
| Games | Age | City | Sport | Country | Phase | Unit | Rank | T | |
|---|---|---|---|---|---|---|---|---|---|
| 1952 Summer | 19 | Helsinki | Swimming | Poland | Round One | Heat Two | 6 | 1:13.4 |