| 2018 Six Nations Under 20s Championship | |
| Date: | 2 February – 16 March 2018 |
| Countries: | |
| Matches: | 12 |
| Tries: | 89 |
| Previous Year: | 2017 |
| Previous Tournament: | 2017 Six Nations Under 20s Championship |
| Next Year: | 2019 |
| Next Tournament: | 2019 Six Nations Under 20s Championship |
The 2018 Six Nations Under 20s Championship, was the 11th series of the Six Nations Under 20s Championship, the annual northern hemisphere rugby union championship. England were the defending champions.
| Nation | Stadium | Head coach | Captain | |||
|---|---|---|---|---|---|---|
| Home stadium | Capacity | Location | ||||
| Kingston Park Ricoh Arena | 10,200 32,609 | Newcastle Coventry | Steve Bates | Ben Earl | ||
| Stade Chaban-Delmas Stade Jean Laville Stade de la Méditerranée | 34,694 13,872 18,555 | Bordeaux Gueugnon Beziers | ||||
| Donnybrook Stadium | 6,000 | Dublin | Noel McNamara | Tommy O'Brien | ||
| Stadio Enzo Bearzot Stadio della Vittoria | 1,000 40,400 | Gorizia Bari | Fabio Roselli | Michele Lamaro | ||
| Broadwood Stadium Myreside | 8,086 5,500 | Cumbernauld Edinburgh | Stevie Scott[1] | Robbie Smith | ||
| Parc Eirias | 6,080 | Colwyn Bay | Jason Strange | Tommy Reffell | ||
| Position | Nation | Games | Points | Tries | Bonus points | Total points | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Played | Won | Drawn | Lost | For | Against | Diff | For | Against | Tries | Loss | ||||
| 1 | 5 | 4 | 0 | 1 | 211 | 80 | 131 | 30 | 8 | 4 | 0 | 20 | ||
| 2 | 5 | 4 | 0 | 1 | 151 | 74 | 77 | 19 | 9 | 3 | 1 | 20 | ||
| 3 | 5 | 2 | 0 | 3 | 145 | 182 | −37 | 21 | 26 | 3 | 1 | 12 | ||
| 4 | 5 | 2 | 0 | 3 | 126 | 181 | −55 | 17 | 27 | 2 | 1 | 11 | ||
| 5 | 5 | 2 | 0 | 3 | 99 | 120 | −21 | 14 | 16 | 2 | 0 | 10 | ||
| 6 | 5 | 1 | 0 | 4 | 102 | 197 | −95 | 13 | 27 | 1 | 1 | 6 | ||
| Source: https://www.sixnationsrugby.com/en/u20/under_20_6_nations_table.php | ||||||||||||||
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