2021 Antalya Challenger IV

The 2021 Antalya Challenger IV was a professional tennis tournament played on clay courts. It was the fourth edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Antalya, Turkey between 6 and 12 December 2021.

Seeds

 * 1 Rankings as of 29 November 2021.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇹🇷 Sarp Ağabigün
 * 🇹🇷 Cem İlkel
 * 🇷🇴 Alexandru Jecan

The following players received entry from the qualifying draw:
 * 🇷🇺 Andrey Chepelev
 * 🇷🇴 Cezar Crețu
 * 🇹🇷 Marsel İlhan
 * Damien Wenger

The following players received entry as lucky losers:
 * 🇰🇿 Grigoriy Lomakin
 * Jakub Paul
 * 🇺🇦 Oleg Prihodko

Singles

 * 🇷🇺 Evgenii Tiurnev def. 🇺🇦 Oleg Prihodko 3–6, 6–4, 6–4.

Doubles

 * Hsu Yu-hsiou / 🇺🇦 Oleksii Krutykh def. 🇺🇿 Sanjar Fayziev / Markos Kalovelonis 6–1, 7–6(7–5).