| Iaaf: | SVK |
| Fedname: | Slovak Athletic Federation |
| Year: | 2015 |
| Games: | World Championships in Athletics |
| Location: | Beijing |
| Competitors: | 16 |
| Gold: | 1 |
| Silver: | 0 |
| Bronze: | 0 |
| Rank: | 15 |
| Previous: | 2013 |
| Next: | 2017 |
Slovakia competed at the 2015 World Championships in Athletics in Beijing, China, from 22 to 30 August 2015.
The following competitors from Slovakia won medals at the Championships
(q – qualified, NM – no mark, SB – season best)
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | ||
| style=text-align:left | Jozef Repčík | style=text-align:left | 800 metres | 1:46.28 | 5 | colspan=4 | |
| style=text-align:left | Anton Kučmín | style=text-align:left | 20 kilometres walk | 1:27.46 | 44 | ||
| style=text-align:left | Matej Tóth | style=text-align:left rowspan=3 | 50 kilometres walk | 3:40:32 | |||
| style=text-align:left | Dušan Majdán | 3:58:57 SB | 30 | ||||
| style=text-align:left | Martin Tišťan | DQ | |||||
| Athlete | Event | Qualification | Final | |||||
|---|---|---|---|---|---|---|---|---|
| Distance | Position | Distance | Position | |||||
| style=text-align:left | Matúš Bubeník | style=text-align:left | High jump | 2.17 | 37 | colspan=2 | ||
| style=text-align:left | Patrik Žeňúch | style=text-align:left | Javelin throw | 69.31 | 33 | colspan=2 | ||
| style=text-align:left | Marcel Lomnický | style=text-align:left | Hammer throw | 74.51 | 12 q | 75.79 | 8 | |
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | |||
| style=text-align:left | Iveta Putalová | style=text-align:left | 400 metres | 52.52 | 7 | colspan=4 | ||
| style=text-align:left | Lucia Klocová | style=text-align:left | 800 metres | 2:01.35 | 3 Q | 1:59.14 SB | 7 | colspan=2 |
| style=text-align:left | Katarína Berešová | style=text-align:left | Marathon | 2:37:24 | 22 | |||
| style=text-align:left | Mária Gáliková | style=text-align:left rowspan=2 | 20 kilometres walk | 1:40:06 | 41 | |||
| style=text-align:left | Mária Czaková | 1:36:08 | 30 | |||||
| Athlete | Event | Qualification | Final | |||
|---|---|---|---|---|---|---|
| Distance | Position | Distance | Position | |||
| style=text-align:left | Jana Velďáková | style=text-align:left | Long jump | 6.56 | 17 | colspan=2 |
| style=text-align:left | Dana Velďáková | style=text-align:left | Triple jump | 13.76 | 15 | colspan=2 |
| style=text-align:left | Martina Hrašnová | style=text-align:left | Hammer throw | 68.80 | 16 | |