| Iaaf: | SUI |
| Year: | 2017 |
| Games: | World Championships in Athletics |
| Location: | London |
| Competitors: | 19 |
| Events: | 13 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | |
| Previous: | 2015 |
| Next: | 2019 |
Switzerland competed at the 2017 World Championships in Athletics in London, United Kingdom, from 4–13 August 2017.[1]
(q – qualified, NM – no mark, SB – season best)
| Athlete | Event | Heat | Semifinal | Final | |||||
|---|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | ||||
| style=text-align:left rowspan=2 | Alex Wilson | style=text-align:left | 100 metres | 10.24 | 23 q | 10.30 | 21 | colspan=2 | |
| style=text-align:left | 200 metres | 20.54 | 21 Q | 21.22 | 25 | colspan=2 | |||
| style=text-align:left | Kariem Hussein | style=text-align:left | 400 metres hurdles | 50.12 | 24 q | 49.13 | 8 Q | 50.07 | 8 |
| style=text-align:left | Alejandro Francisco Florez | style=text-align:left | 50 kilometres walk | – | |||||
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | |||
| style=text-align:left | Mujinga Kambundji | style=text-align:left rowspan=2 | 100 metres | 11.14 | 9 Q | 11.11 | 10 | colspan=2 rowspan=2 |
| style=text-align:left | Salomé Kora | 11.30 | 22 q | 11.31 | 22 | |||
| style=text-align:left | Sarah Atcho | style=text-align:left rowspan=3 | 200 metres | 23.09 | 13 Q | 23.12 | 14 | colspan=2 |
| style=text-align:left | Cornelia Halbheer | 23.51 | 27 | colspan=4 | ||||
| style=text-align:left | Mujinga Kambundji | 22.86 | 6 Q | 23.00 | 10 | colspan=2 | ||
| style=text-align:left | Selina Büchel | style=text-align:left | 800 metres | 2:00.23 | 3 Q | 1:59.85 | 9 | colspan=2 |
| style=text-align:left | Petra Fontanive | style=text-align:left rowspan=3 | 400 metres hurdles | 56.13 | 16 Q | 55.79 | 12 | colspan=2 |
| style=text-align:left | Yasmin Giger | 57.72 | 36 | colspan=4 | ||||
| style=text-align:left | Léa Sprunger | 55.14 | 6 Q | 54.82 | 3 Q | 54.59 | 5 | |
| style=text-align:left | Fabienne Schlumpf | style=text-align:left | 3000 metres steeplechase | 9:36.08 | 13 | colspan=2 | ||
| style=text-align:left | Ajla del Ponte Sarah Atcho Mujinga Kambundji Salomé Kora | style=text-align:left | 4 × 100 metres relay | 42.50 NR | 5 Q | 42.51 | 5 | |
| style=text-align:left | Laura Polli | style=text-align:left | 20 kilometres walk | 1:39:05 SB | 49 | |||
| Athlete | Event | Qualification | Final | ||||
|---|---|---|---|---|---|---|---|
| Distance | Position | Distance | Position | ||||
| style=text-align:left | Nicole Büchler | style=text-align:left rowspan=2 | Pole vault | 4.55 | 7 q | 4.45 | 11 |
| style=text-align:left | Angelica Moser | 4.50 | 13 | ||||
| Athlete | Event | Final | Rank | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Caroline Agnou | Result | 13.95 | 1.68 | 13.64 | 24.64 | 6.22 | 43.54 | 2:18.57 | 6001 | 21 |
| Points | 985 | 830 | 770 | 920 | 918 | 735 | 843 | |||
| Géraldine Ruckstuhl | Result | 13.80 PB | 1.80 | 13.36 | 24.84 | 5.82 | 52.15 | 2:14.85 | 6230 | 11 |
| Points | 1007 | 978 | 751 | 902 | 795 | 902 | 895 |