| Isman Thoyib | |
| Position: | Center |
| Height Ft: | 6 |
| Height In: | 8 |
| Weight Lb: | 201 |
| Birth Date: | August 18, 1984 |
| Birth Place: | Klaten, Indonesia |
| High School: | SMK Kristen 1 (Klaten, Indonesia) |
| Career Position: | Center |
| College: |
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| Career Start: | 2003 |
| Career End: | 2022 |
| Years1: | 2003–2014, 2017-2019 |
| Team1: | Dell Aspac Jakarta |
| Years2: | 2015–2017 |
| Team2: | CLS Knights Surabaya |
| Years3: | 2020, 2021-2022 |
| Team3: | Bima Perkasa Jogja |
| Highlights: |
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Muhammad Isman Thoyib (born August 18, 1984) is a former Indonesian professional basketball player. Played 19 season in the IBL, he won 6 championships with Dell Aspac Jakarta and was known for being the main center for the Indonesia national basketball team.
Thoyib competed for the Indonesia national basketball team at the FIBA Asia Championship 2009 for the first time.[1] He averaged 2.6 points and 5.8 rebounds per game for the team.