| 2021 Bahrain Ministry of Interior Tennis Challenger | |
|---|---|
| Date | 22–28 November |
| Edition | 1st |
| Surface | Hard |
| Location | Manama, Bahrain |
| Champions | |
| Singles | |
 Ramkumar Ramanathan | |
| Doubles | |
 Nuno Borges / Francisco Cabral | |
The 2021 Bahrain Ministry of Interior Tennis Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Manama, Bahrain between 22 and 28 November 2021.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 MDA | |||
 TUR | Cem İlkel | 145 | 2 |
| TUR | Altuğ Çelikbilek | 161 | 3 |
 AUS | Christopher O'Connell | 174 | 4 |
| IND | Prajnesh Gunneswaran | 197 | 5 |
| IND | Ramkumar Ramanathan | 222 | 6 |
 GBR | Jay Clarke | 229 | 7 |
 BIH | Mirza Bašić | 234 | 8 |
The following players received wildcards into the singles main draw:
Hasan Abdulnabi Yankı Erel 
Iván Marrero CurbeloThe following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
Marek Gengel
Alexandar Lazarov 
Maximilian Neuchrist 
Vladyslav Orlov The following player received entry into the singles main draw as a lucky loser:
Ramkumar Ramanathan def. 
Evgeny Karlovskiy 6–1, 6–4. Nuno Borges / Francisco Cabral def. Maximilian Neuchrist / 
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