Reading have played Merthyr Town 12 times in competitive football, winning 5, drawing 4 and losing 3, first meeting on 26 Mar 1921 and most recently on 13 Feb 1926. Every meeting is listed below.
| Date | Season | Competition | Venue | Opponent | Score | Scorers | Att |
|---|---|---|---|---|---|---|---|
| 26 Mar 1921 | 1920–21 | Third Division | H | Merthyr Town | 2–0 | ||
| 2 Apr 1921 | 1920–21 | Third Division | A | Merthyr Town | 0–1 | ||
| 29 Aug 1921 | 1921–22 | Third Division South | A | Merthyr Town | 0–2 | ||
| 7 Sep 1921 | 1921–22 | Third Division South | H | Merthyr Town | 5–0 | ||
| 20 Jan 1923 | 1922–23 | Third Division South | A | Merthyr Town | 1–1 | ||
| 27 Jan 1923 | 1922–23 | Third Division South | H | Merthyr Town | 1–0 | ||
| 29 Mar 1924 | 1923–24 | Third Division South | H | Merthyr Town | 3–0 | ||
| 5 Apr 1924 | 1923–24 | Third Division South | A | Merthyr Town | 1–1 | ||
| 20 Sep 1924 | 1924–25 | Third Division South | A | Merthyr Town | 0–0 | ||
| 24 Jan 1925 | 1924–25 | Third Division South | H | Merthyr Town | 2–1 | ||
| 3 Oct 1925 | 1925–26 | Third Division South | H | Merthyr Town | 1–1 | ||
| 13 Feb 1926 | 1925–26 | Third Division South | A | Merthyr Town | 2–5 |