| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Friedrich W.•Jokisch Argüello | |
| Used name | Friedrich•Jokisch | |
| Born | 17 November 1952 in San Salvador, San Salvador |  ESA |
| Measurements | 167 cm / 67 kg | |
| NOC | El Salvador | ESA |
Deceased, date unknown.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1968 Summer Olympics | Swimming (Aquatics) | ESA |
Friedrich Jokisch | |||
| 400 metres Freestyle, Men (Olympic) | 36 | |||||
| 100 metres Backstroke, Men (Olympic) | 36 | |||||
| 100 metres Butterfly, Men (Olympic) | 47 | |||||
| 200 metres Individual Medley, Men (Olympic) | 43 |
