Other sports practised by Hutton representing his country include cricket, tennis and waterpolo.

[1] Arnold Watson Hutton, known as "Arnoldo" in Argentina, was the son of Alexander Watson Hutton, a Scotsman known as the father of Argentine football for his role in founding the Argentine Football Association and the Alumni A.C.[2] Arnold shared his father's keen interest in sports and made his debut for Alumni on 14 April 1902 at the age of 15.

[4] Watson Hutton went on to play 17 times for the national side, scoring six goals and winning two international tournaments.

[6] After the dissolution of Alumni, Watson Hutton moved to rival Belgrano where he continued his career until his retirement from football two years later.

[9] Watson Hutton, a scrum-half, played in the first ever international contested by the Argentina rugby union team.