The 2013 European Junior Swimming Championships were held from 10–14 July 2013 in Poznań, Poland. The Championships were organized by LEN, the European Swimming League, and were held in a 50 meter pool. Per LEN rules, competitors have age 15 or 16 for girls and 17 or 18 for boys.
42 countries will take part in 2013 European Junior Swimming Championships with total of 511 swimmers.