2016 Astana Challenger Capital Cup – Singles

This was the first edition of the tournament.

Yoshihito Nishioka won the title after defeating Denis Istomin 6–4, 6–7(4–7), 7–6(7–3) in the final.

Seeds
• # 🇯🇵 Yoshihito Nishioka (champion)

• # 🇺🇿 Denis Istomin (final)

• # 🇷🇺 Alexander Kudryavtsev (second round)

• # 🇰🇿 Aleksandr Nedovyesov (semifinals, retired)

• # 🇷🇸 Nikola Milojević (quarterfinals, retired)

• # 🇷🇺 Alexander Bublik (quarterfinals)

• # 🇯🇵 Yuya Kibi (first round)

• # 🇰🇿 Andrey Golubev (first round)