| 64 (943 to 910) Wales 12(12) - 13(13) New Zealand (933 to 966) 64: 11NOV1978 |
| 70 (495 to 490) Australia 19(19) - 23(17) Wales (938 to 943) 64: 17JUN1978 |
| 70 (427 to 495) Australia 18(18) - 14(8) Wales (1000 to 938) 64: 11JUN1978 |
| 64 (1000 to 1000) Wales 26.8(16) - 7(7) France (450 to 448) 50: 18MAR1978 |
| 80 (663 to 653) United Ireland 16(16) - 20(20) Wales (996 to 1000) 64: 04MAR1978 |
| 64 (987 to 996) Wales 22(22) - 14(14) Scotland (671 to 661) 70: 18FEB1978 |
| 70 (291 to 290) England 6(6) - 19.2(9) Wales (986 to 987) 64: 04FEB1978 |