| Games: | Summer Youth Olympics |
| Games Link: | 2018 Summer Youth Olympics |
| Year: | 2018 |
| Noc: | SAM |
| Nocname: | Samoa Association of Sports and National Olympic Committee |
| Competitors: | 17 |
| Sports: | 4 |
| Location: | Buenos Aires, Argentina |
| Start Date: | 6 |
| End Date: | 18 October 2018 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
Samoa participated at the 2018 Summer Youth Olympics in Buenos Aires, Argentina from 6 October to 18 October 2018.
The following is the list of number of competitors participating at the Games per sport/discipline.
| width=140 | Sport | width=55 | Men | width=55 | Women | width=55 | Total |
|---|---|---|---|---|---|---|---|
| Archery | 0 | 1 | 1 | ||||
| Boxing | 3 | 0 | 3 | ||||
| Rugby sevens | 12 | 0 | 12 | ||||
| Weightlifting | 0 | 1 | 1 | ||||
| Total | 15 | 2 | 17 |
See main article: Archery at the 2018 Summer Youth Olympics.
Samoa qualified 3 boys based on its performance at Oceania Boxing Championship in Apia, Samoa.
| Athlete | Event | Preliminary R1 | Preliminary R2 | Semifinals | Final / | Rank | |
|---|---|---|---|---|---|---|---|
| Opposition Result | Opposition Result | Opposition Result | Opposition Result | ||||
| Jancen Poutoa | -75 kg | W 5–0 | L 0–5 | L 0-5 | 4 | ||
| Malcolm Matthes | -91 kg | L 0–5 | L 0-5 | Did not advance | L 1-4 | 6 | |
| Vaisilika Tuigamala | +91 kg | L 0–5 | L | Did not advance | 6 |
See main article: Rugby sevens at the 2018 Summer Youth Olympics.
See main article: Weightlifting at the 2018 Summer Youth Olympics.
Samoa was given a quota by the tripartite committee to compete in weightlifting.[1]