2020 Amex-Istanbul Challenger
Date	19–25 October
Edition	33rd
Surface	Hard
Location	Istanbul, Turkey
Champions
Singles
Ilya Ivashka
Doubles
Ariel Behar / Gonzalo Escobar
← 2019 · Amex-Istanbul Challenger · 2021 →

The 2020 Amex-Istanbul Challenger was a professional tennis tournament played on hard courts. It was the 33rd edition of the tournament which was part of the 2020 ATP Challenger Tour. It took place in Istanbul, Turkey between 19 and 25 October 2020.

Country	Player	Rank1	Seed
ESP	Pedro Martínez	97	1
ESP	Jaume Munar	112	2
JPN	Taro Daniel	120	3
RUS	Evgeny Donskoy	121	4
TPE	Jason Jung	127	5
ITA	Lorenzo Giustino	140	6
BLR	Ilya Ivashka	141	7
EGY	Mohamed Safwat	146	8

• ¹ Rankings are as of 12 October 2020.^[1]

The following players received wildcards into the singles main draw:

• Altuğ Çelikbilek
• Marsel İlhan
• Ergi Kırkın

The following players received entry from the qualifying draw:

• Borna Gojo
• Tristan Lamasine
• Mackenzie McDonald
• Nino Serdarušić

The following players received entry as lucky losers:

• Teymuraz Gabashvili
• Alexey Vatutin

• Ilya Ivashka def. Martin Kližan 6–1, 6–4.

• Ariel Behar / Gonzalo Escobar def. Robert Galloway / Nathaniel Lammons 4–6, 6–3, [10–7].