View source for Dominican Republic at the 2017 World Championships in Athletics

{{Infobox country at games
| IAAF              = DOM
| flagcaption       = [[Flag of the Dominican Republic]]
| games_link        = 2017 World Championships in Athletics
| year              = 2017
| games             = World Championships in Athletics
| fedname           = [[Athletics Federation of the Dominican Republic]]
| website           = {{URL|fedomatle.org}} {{in lang|es}}
| location          = [[London]], [[United Kingdom]]
| date              = 4–13 August 2017
| competitors       = 3
| competitors_men   = 2
| competitors_women = 1
| events            = 3
| rank              =
| gold              = 0
| silver            = 0
| bronze            = 0
| appearances       = auto
}}
The '''[[Dominican Republic]]''' competed at the '''[[2017 World Championships in Athletics]]''' in London, Great Britain, from 4–13 August 2017.<ref>{{cite web|url=https://media.aws.iaaf.org/competitioninfo/927a947b-3e76-4f46-836f-1bf30114c128.pdf|publisher=iaaf.org|title=Athletes by event and season best|access-date=2017-07-30}}</ref>
==Results==
===Men===
;Track and road events
{|class=wikitable style=font-size:90%
|-
!rowspan=2|Athlete
!rowspan=2|Event
!colspan=2|Heat
!colspan=2|Semifinal
!colspan=2|Final
|-style=font-size:95%
!Result
!Rank
!Result
!Rank
!Result
!Rank
|-align=center
|align=left|[[Luguelín Santos]]
|align=left|[[2017 World Championships in Athletics – Men's 400 metres|400 metres]]
|45.73
|24
|colspan=4 {{n/a|Did not advance}}
|-align=center
|align=left|[[Juander Santos]]
|align=left|[[2017 World Championships in Athletics – Men's 400 metres hurdles|400 metres hurdles]]
|49.19
|2 '''Q'''
|48.59 '''{{AthAbbr|PB}}'''
|3 '''Q'''
|49.04
|6
|}
===Women===
;Track and road events
{|class=wikitable style=font-size:90%
|-
!rowspan=2|Athlete
!rowspan=2|Event
!colspan=2|Heat
!colspan=2|Semifinal
!colspan=2|Final
|-style=font-size:95%
!Result
!Rank
!Result
!Rank
!Result
!Rank
|-align=center
|align=left|[[Mariely Sánchez]]
|align=left|[[2017 World Championships in Athletics – Women's 200 metres|200 metres]]
|23.89
|40
|colspan=4 {{n/a|Did not advance}}
|}
==References==
{{Reflist}}
{{Nations at the 2017 World Championships in Athletics}}
[[Category:Nations at the 2017 World Championships in Athletics]]
[[Category:2017 in Dominican Republic sport|World Championships in Athletics]]
[[Category:Dominican Republic at the World Athletics Championships|2017]]