2025 Stockholm Open – Singles

Singles
2025 Stockholm Open
Champion Casper Ruud
Runner-up Ugo Humbert
Score6–2, 6–3
Draw28 (4 Q / 3 WC)
Seeds8

Casper Ruud defeated Ugo Humbert in the final, 6–2, 6–3 to win the singles title at the 2025 Stockholm Open. It was his 14th ATP Tour title.

Tommy Paul was the reigning champion, but withdrew before the tournament began due to injury.