2018 Swedish Open

The 2018 Swedish Open (also known as the SkiStar Swedish Open for sponsorship reasons) was a tennis tournament played on outdoor clay courts as part of the ATP World Tour 250 Series of the 2018 ATP World Tour. It took place in Båstad, Sweden, from 15 through 22 July 2018. The women's tournament was discontinued this year and replaced by the Moscow River Cup.

Seeds

 * 1 Rankings are as of July 2, 2018

Other entrants
The following players received wildcards into the singles main draw:
 * 🇪🇸 Jaume Munar
 * 🇳🇴 Casper Ruud
 * 🇸🇪 Mikael Ymer

The following players received entry from the qualifying draw:
 * 🇮🇹 Simone Bolelli
 * 🇨🇿 Zdeněk Kolář
 * 🇦🇷 Juan Ignacio Londero
 * 🇫🇷 Corentin Moutet

The following player received entry as a lucky loser:
 * Henri Laaksonen

Withdrawals

 * 🇦🇷 Nicolás Kicker → replaced by 🇧🇷 Thiago Monteiro
 * 🇷🇸 Viktor Troicki → replaced by Henri Laaksonen
 * Stefanos Tsitsipas → replaced by 🇮🇹 Lorenzo Sonego
 * Stan Wawrinka → replaced by 🇦🇹 Gerald Melzer

Seeds

 * Rankings are as of July 2, 2018

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇸🇪 Markus Eriksson / 🇸🇪 Andreas Siljeström
 * 🇸🇪 Elias Ymer / 🇸🇪 Mikael Ymer

Singles

 * 🇮🇹 Fabio Fognini def. 🇫🇷 Richard Gasquet, 6–3, 3–6, 6–1

Doubles

 * Julio Peralta / 🇦🇷 Horacio Zeballos def. 🇮🇹 Simone Bolelli / 🇮🇹 Fabio Fognini, 6–3, 6–4