| 2013 Six Nations Under 20s Championship | |
| Date: | 1 February 2013 – 17 March 2013 |
| Countries: | |
| Count: | 4 |
| Previous Year: | 2012 |
| Previous Tournament: | 2012 Six Nations Under 20s Championship |
| Next Year: | 2014 |
| Next Tournament: | 2014 Six Nations Under 20s Championship |
The 2013 Six Nations Under 20s Championship was a rugby union competition held between February and March 2013. England won the tournament.
| Position | Nation | Games | Points | Table points | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Played | Won | Drawn | Lost | For | Against | Difference | Tries | ||||
| 1 | 5 | 4 | 0 | 1 | 150 | 54 | +96 | 17 | 8 | ||
| 2 | 5 | 4 | 0 | 1 | 126 | 83 | +43 | 13 | 8 | ||
| 3 | 5 | 2 | 1 | 2 | 98 | 83 | +15 | 10 | 5 | ||
| 4 | 5 | 2 | 0 | 3 | 84 | 107 | -23 | 9 | 4 | ||
| 5 | 5 | 2 | 0 | 3 | 54 | 105 | -51 | 5 | 4 | ||
| 6 | 5 | 0 | 1 | 4 | 65 | 145 | -80 | 8 | 1 | ||