The 2013 TEAN International was a professional men's tennis tournament that formed part of the 2013 ATP Challenger Tour. The event was played on outdoor hard courts and took place in Alphen aan den Rijn, Netherlands. As a Challenger-level competition, it offered ranking points and prize money to participating players seeking to improve their positions on the ATP rankings.
The tournament featured both singles and doubles draws, adhering to the standard ATP Challenger format. While the exact dates of the 2013 edition, as well as the singles and doubles champions, are not confirmed in readily available reliable sources, the event continued the tradition of the TEAN International as an annual fixture on the Challenger circuit, providing opportunities for emerging and established players to compete in the European summer season.