The 2025 Islamabad Challenger was a professional tennis tournament played on hardcourts. It was the first edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Islamabad, Pakistan between 24 and 30 November 2025.

Singles main-draw entrants Seeds Country Player Rank1 SeedElias Ymer1691Jay Clarke2132Saba Purtseladze2903Denis Yevseyev4014Vadym Ursu4525Mert Alkaya4736Leo Borg5497Dominik Palán5588 1 Rankings are as of 17 November 2025.

Other entrants The following players received wildcards into the singles main draw: Aqeel Khan Muzammil Murtaza Muhammad Shoaib

The following players received entry into the singles main draw as alternates: Alexey Aleshchev Adrian Arcon Lawrence Bataljin Leonardo Borrelli Dinko Dinev Ivan Gretskiy Koray Kırcı Gökberk Sarıtaş Matthias Ujvary

The following players received entry from the qualifying draw: Samir Iftikhar Yousaf Khalil

Champions Singles

Jay Clarke def. Mert Alkaya 6–3, 6–1.

Doubles

Dominik Palán / Denis Yevseyev def. Muzammil Murtaza / Aisam-ul-Haq Qureshi 7–6(7–3), 6–4.

References