Based on the available information and current trends in comedy, here are nine active comedians known for their character comedy:

1. James Adomian: Set to perform at the Irvine Improv in January 2025, Adomian is known for his character work and impressions.

2. Gbemi Oladipo: Described as infectiously charismatic on stage, Oladipo’s performances likely involve strong character work.

3. Hatty Preston: With appearances on various podcasts and opening for major comics, Preston’s comedy may include character-based elements.

4. Marty Gleeson: Known for her offbeat and whimsical performance style, Gleeson likely incorporates character work into her routines.

5. John Tothill: With well-reviewed shows at the Edinburgh Fringe and appearances on Comedy Central Live, Tothill may use character comedy in his performances.

6. Jin Hao Li: Described as a distinct new voice delivering equal doses of profundity and surrealism, Li’s comedy might involve character-based elements.

7. Kyle Legacy: While details are limited, Legacy is mentioned as an up-and-coming comedian, potentially incorporating character work into his act.

8. Phil Hendrie: Host of “The World of Phil Hendrie” podcast, known for his character-based comedy radio show.

9. Rowan Atkinson: Although not mentioned in the search results, Atkinson remains active and is famous for his character-based comedy, particularly Mr. Bean.

These comedians represent a mix of established names and emerging talent in the world of character comedy, each bringing their unique perspective and style to the stage.

Citations:
[1] https://funny-business.com/top-dry-bar-comedians-to-watch/
[2] https://www.reddit.com/r/Standup/comments/1avn201/who_are_the_best_up_and_coming_comedians/
[3] https://www.skiddle.com/news/all/The-best-new-up-and-coming-comedians-in-2025/59881/
[4] https://player.fm/podcasts/Character-Comedy
[5] https://www.cracked.com/article_45083_10-richest-comedians-2025-edition.html
[6] https://deadline.com/2024/12/comedians-to-watch-2025-1236202510/
[7] https://www.summitcomedy.com/top-10-college-comedians-to-hire-in-2025/
[8] https://www.bet.com/article/z2ijbt/black-comedians-2025