2013 North District Open and Scottish Grand Prix Inverness breaks 5 Scottish Short Course Junior and Age group records 50, 100 and 200 Free and 200 and 400 IM.
British Swimming acknowledged his promise by inviting him onto the UK Sport Podium Potential programme. Duncan is also a member of the Scottish Swimming National Youth squad and is supported by the Institute of Sport Scotland.
UK School Games Sheffield.
1 Gold, 1 Silver.
Scottish Swimming Todd prize for Male Junior swimmer of the year.
Won 6 gold medals at the ASA Youth Championships Sheffield.
British Youth Championships Sheffield breaks British 16 year old Age group 50m Freestyle record Long Course.
Broke 5 Scottish Junior Records 50 and 200 Free, 100 and 200 Fly and 200 IM and Scottish 16 year old age group records in 50 Free and 200 IM.
6 races 6 Golds.