- Great Britain: Rebecca Addlington – Keri-Anne Payne – Joanne Jackson – Graeme Smith – Michael Jamieson – Steve Parry – David Davies – Cassandra Patten
- Netherlands: Pieter van den Hoogenband – Ranomi Komowidjojo – Marleen Veldhuis – Mitja Zastrow – Marcel Wouda – Inge Dekker – Manon van Rooijen – Chantal Groot – Femke Heemskerk – Hinkelien Schreuder
- Netherlands (Paralympics): Michael Schoenmaker – Mirjam de Koning-Peper – Marlou van der Kulk – Lisa den Braber – Magda Toeters – Maurice Deelan
- Norway: Alexander Dale Oen (late) – Sara Nordenstam
- Norway(Paralympics): Sara Louise Rung
- Denmark: Lotter Friis
- Australia: Michael Kim Lithuania: Ruta Meilutyte
- Cyprus(Paralympics): Carolina Pelendritou
August 2013 – Arena Sports had the pleasure of accommodating Ruta Meilutyte (Lithuania) and her coach Jon Rudd at the Coral Beach Hotel and Pool for training prior to the Junior Championships in Dubai.
September 2013 – For another consecutive year, Arena Sports has organised the Norwegian National Senior and Paralympics training camp. It was good to see all the familiar faces of our Norwegian friends again.