Rugby Union | Five/Six Nations | in Wales | Youngest appearance

Player	Pos	Age	Team	Opposition	Ground	Date	Match
JH Blackmore	Fwd	17y 62d	Wales	v England	Cardiff	16 Jan 1909	Details
FS Hewitt	FH	17y 157d	Ireland	v Wales	Cardiff	8 Mar 1924	Details
KG Macleod	C	18y 1d	Scotland	v Wales	Cardiff	3 Feb 1906	Details
TWJ Prydie	W	18y 25d	Wales	v Italy	Millennium Stadium	20 Mar 2010	Details
AH Bailey	C	18y 68d	Ireland	v Wales	Swansea	10 Mar 1934	Details
HB Wright	Fwd	18y 88d	Scotland	v Wales	Newport	3 Feb 1894	Details
WMC McEwan	Fwd	18y 102d	Scotland	v Wales	Newport	3 Feb 1894	Details
NW Biggs	W	18y 119d	Wales	v Ireland	Swansea	2 Mar 1889	Details
A Domec	W	18y 139d	France	v Wales	Cardiff	23 Feb 1929	Details
EG Forrest	Fwd	18y 148d	Ireland	v Wales	Swansea	2 Mar 1889	Details
W Neilson	3Q	18y 172d	Scotland	v Wales	Swansea	6 Feb 1892	Details
FMW Harvey	FH	18y 189d	Ireland	v Wales	Cardiff	9 Mar 1907	Details
L Augras-Fabre	W	18y 199d	France	v Wales	Swansea	28 Feb 1931	Details
DH Bowen	FB	18y 226d	Wales	v England	Swansea	16 Dec 1882	Details
A Cameron	C	18y 228d	Scotland	v Wales	Cardiff	7 Feb 1948	Details
E Williams	C	18y 234d	Wales	v Scotland	Swansea	7 Feb 1925	Details
TW Pearson	W	18y 238d	Wales	v England	Newport	3 Jan 1891	Details
KC Fyfe	W	18y 296d	Scotland	v Wales	Swansea	4 Feb 1933	Details
MC Morrison	Fwd	18y 298d	Scotland	v Wales	Cardiff	25 Jan 1896	Details
BL Jones	FB	18y 299d	Wales	v Scotland	Swansea	4 Feb 1950	Details
AJFK O'Reilly	C	18y 309d	Ireland	v Wales	Cardiff	12 Mar 1955	Details
FM Mills	Fwd	18y 325d	Wales	v Scotland	Swansea	6 Feb 1892	Details
KS Jarrett	FB	18y 332d	Wales	v England	Cardiff	15 Apr 1967	Details
JN Millar	Fwd	18y 334d	Scotland	v Wales	Swansea	6 Feb 1892	Details
W Bancroft	FB	18y 336d	Wales	v Scotland	Cardiff	1 Feb 1890	Details
JH Gage	W	18y 345d	Ireland	v Wales	Swansea	13 Mar 1926	Details
TR Hewitt	W	18y 362d	Ireland	v Wales	Cardiff	8 Mar 1924	Details
MJM Tait	C	18y 365d	England	v Wales	Millennium Stadium	5 Feb 2005	Details
AR McKibbin	C	19y 2d	Ireland	v Wales	Cardiff	15 Jan 1977	Details
FL Williams	FH	19y 7d	Wales	v Scotland	Swansea	2 Feb 1929	Details
M Bergamasco	C	19y 7d	Italy	v Wales	Millennium Stadium	2 Mar 2002	Details
H Tanner	SH	19y 9d	Wales	v England	Swansea	18 Jan 1936	Details
DPM Lloyd	W	19y 27d	Wales	v Scotland	Cardiff	1 Feb 1890	Details
LM Macleod	C	18y ?d	Scotland	v Wales	Swansea	6 Feb 1904	Details
DH Lewis	Fwd	19y 36d	Wales	v Scotland	Cardiff	9 Jan 1886	Details
DR Bedell-Sivright	Fwd	19y 50d	Scotland	v Wales	Swansea	27 Jan 1900	Details
AC Pedlow	C	19y 53d	Ireland	v Wales	Swansea	14 Mar 1953	Details
RE Lockwood	3Q	19y 58d	England	v Wales	Llanelli	8 Jan 1887	Details
EF Campbell	W	19y 60d	Ireland	v Wales	Cardiff	18 Mar 1899	Details
WG Stewart-Morgan	C	19y 62d	Wales	v France	Swansea	26 Feb 1927	Details
WR Sutherland	W	19y 78d	Scotland	v Wales	Cardiff	5 Feb 1910	Details
KLT Jackson	FH	19y 79d	Scotland	v Wales	Swansea	4 Feb 1933	Details
GT Campbell	3Q	19y 112d	Scotland	v Wales	Swansea	6 Feb 1892	Details
R Desvouges	L	19y 112d	France	v Wales	Swansea	2 Mar 1914	Details
TJ Davies	FB	19y 115d	Wales	v England	Cardiff	17 Jan 1953	Details
FG Andrews	Fwd	19y 119d	Wales	v Scotland	Newport	12 Jan 1884	Details
WH Lewis	FH	19y 122d	Wales	v Ireland	Swansea	13 Mar 1926	Details
C Dourthe	C	19y 124d	France	v Wales	Cardiff	23 Mar 1968	Details
P Cranmer	C	19y 132d	England	v Wales	Cardiff	20 Jan 1934	Details
HCC Laird	FH	19y 140d	England	v Wales	Swansea	21 Jan 1928	Details

Only the player's first appearance listed

Records include the following current or recent matches:

Wales v France at Millennium Stadium, Six Nations, Feb 21, 2014 [27-6 FT]

Wales v Italy at Millennium Stadium, Six Nations, Feb 1, 2014 [23-15 FT]

Wales v England at Millennium Stadium, Six Nations, Mar 16, 2013 [30-3 FT]