Rugby Union | Scotland | Youngest appearance

Player	Pos	Age	Opposition	Ground	Date	Match
NJ Finlay	3Q	17y 36d	v England	Edinburgh	8 Mar 1875	Details
C Reid	Fwd	17y 36d	v Ireland	Belfast	19 Feb 1881	Details
WG Neilson	Fwd	17y 167d	v England	Edinburgh	17 Mar 1894	Details
W Neilson	3Q	17y 173d	v Wales	Edinburgh	7 Feb 1891	Details
KG Macleod	C	17y 289d	v New Zealand	Inverleith	18 Nov 1905	Details
LM Balfour-Melville	FB	17y 333d	v England	The Oval	5 Feb 1872	Details
A Arthur	Fwd	17y 339d	v England	Edinburgh	8 Mar 1875	Details
RW Irvine	Fwd	17y 342d	v England	Edinburgh	27 Mar 1871	Details
DM Grant	W	18y 36d	v Wales	Inverleith	4 Feb 1911	Details
MW Walter	C	18y 51d	v Ireland	Lansdowne Road	24 Feb 1906	Details
GPS MacPherson	C	18y 78d	v France	Colombes	2 Jan 1922	Details
HB Wright	Fwd	18y 88d	v Wales	Newport	3 Feb 1894	Details
WMC McEwan	Fwd	18y 102d	v Wales	Newport	3 Feb 1894	Details
AH Young	Fwd	18y 115d	v England	The Oval	23 Feb 1874	Details
GR Aitchison	HB	18y 121d	v Ireland	Belfast	17 Feb 1883	Details
JG Tait	Fwd	18y 174d	v Ireland	Glasgow	14 Feb 1880	Details
RM Neill	SH	18y 185d	v England	Blackheath	9 Mar 1901	Details
MF Reid	3Q	18y 198d	v Ireland	Belfast	17 Feb 1883	Details
TA Begbie	FB	18y 202d	v Ireland	Belfast	19 Feb 1881	Details
GO Turnbull	Fwd	18y 209d	v Ireland	Lansdowne Road	15 Feb 1896	Details
A Cameron	C	18y 228d	v Wales	Cardiff	7 Feb 1948	Details
RS Stronach	Fwd	18y 266d	v Wales	Inverleith	9 Feb 1901	Details
JAW Mein	Fwd	18y 269d	v England	Edinburgh	27 Mar 1871	Details
T Anderson	FB	18y 277d	v Ireland	Glasgow	18 Feb 1882	Details
KC Fyfe	W	18y 296d	v Wales	Swansea	4 Feb 1933	Details
MC Morrison	Fwd	18y 298d	v Wales	Cardiff	25 Jan 1896	Details
WD Brown	FB	18y 302d	v England	Edinburgh	27 Mar 1871	Details
CW Cathcart	Fwd	18y 326d	v England	The Oval	5 Feb 1872	Details
JN Millar	Fwd	18y 334d	v Wales	Swansea	6 Feb 1892	Details
JAP Shackleton	C	18y 352d	v England	Twickenham	21 Mar 1959	Details
JF Finlay	Fwd	18y 353d	v England	Edinburgh	27 Mar 1871	Details
GT Neilson	Fwd	19y 16d	v Wales	Edinburgh	7 Feb 1891	Details
ET Roland	3Q	19y 19d	v Ireland	Edinburgh	16 Feb 1884	Details
AR Ross	L	19y 22d	v Wales	Inverleith	4 Feb 1911	Details
RW Wilson	Fwd	19y 27d	v England	Glasgow	3 Mar 1873	Details
JM MacKenzie	Fwd	19y 32d	v New Zealand	Inverleith	18 Nov 1905	Details
LM Macleod	C	18y ?d	v Wales	Swansea	6 Feb 1904	Details
RC Cowan	C	19y 42d	v France	Colombes	7 Jan 1961	Details
DR Bedell-Sivright	Fwd	19y 50d	v Wales	Swansea	27 Jan 1900	Details
DM White	C	19y 52d	v France	Colombes	12 Jan 1963	Details
A Ross	H	19y 54d	v France	Paris	1 Jan 1924	Details
RH Dryden	W	19y 69d	v England	Murrayfield	20 Mar 1937	Details
WR Sutherland	W	19y 78d	v Wales	Cardiff	5 Feb 1910	Details
KLT Jackson	FH	19y 79d	v Wales	Swansea	4 Feb 1933	Details
AW Angus	C	19y 87d	v Wales	Inverleith	6 Feb 1909	Details
AW Robertson	C	19y 92d	v England	Manchester	13 Mar 1897	Details
RT Neilson	W	19y 94d	v Ireland	Belfast	19 Feb 1898	Details
GT Campbell	3Q	19y 112d	v Wales	Swansea	6 Feb 1892	Details
JH Dods	Fwd	19y 118d	v Wales	Edinburgh	26 Jan 1895	Details
TW Irvine	Fwd	19y 123d	v Ireland	Belfast	21 Feb 1885	Details

Only the player's first appearance listed

Records include the following current or recent matches:

Scotland v Wales at Murrayfield, Six Nations, Mar 9, 2013 [18-28 FT]

Scotland v Ireland at Murrayfield, Six Nations, Feb 24, 2013 [12-8 FT]

Scotland v Italy at Murrayfield, Six Nations, Feb 9, 2013 [34-10 FT]