John Holsinger
Biographical information
| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | John Walter•Holsinger |
| Used name | John•Holsinger |
| Nick/petnames | Lead Dog |
| Born | 1951 |
| Died | 22 February 2022 in ? (AUS) |
| NOC |  Hong Kong, China |
Referee
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Tennis | HKG |
John Holsinger | ||||
| Singles, Men (Olympic) | Match 1/2 | Miloslav Mečíř — Tim Mayotte | Chair Umpire | ||||
| Singles, Men (Olympic) | Match #2 | Miloslav Mečíř — Michiel Schapers | Chair Umpire | ||||
| Singles, Women (Olympic) | Match #2 | Gabriela Sabatini — Manuela Maleeva-Fragnière | Chair Umpire |