| Katsuki Azuma | |
| Position: | Pitcher |
| Team: | Yokohama DeNA BayStars |
| Number: | 11 |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | 29 November 1995 |
| Birth Place: | Yokkaichi, Mie, Japan |
| Debutleague: | NPB |
| Debutdate: | April 5 |
| Debutyear: | 2018 |
| Debutteam: | Yokohama DeNA BayStars |
| Statyear: | 2023 season |
| Stat1label: | Win–loss record |
| Stat1value: | 33–18 |
| Stat2label: | Earned Run Average |
| Stat2value: | 2.63 |
| Stat3label: | Strikeouts |
| Stat3value: | 380 |
| Teams: |
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| Awards: | |
is a Japanese professional baseball pitcher for the Yokohama DeNA BayStars of Nippon Professional Baseball (NPB).
He was selected to the .[1] On October 10, 2018, he was selected to the Japan national baseball team at the 2018 MLB Japan All-Star Series,[2] but on October 18, 2018, he opted not to participate.[3]