| Personal information | |
|---|---|
| Born | February 25, 1994 |
| Chess career | |
| Country | Sweden |
| Title | Grandmaster (2021) |
| FIDE rating | 2452 (November 2026) |
| Peak rating | 2557 (November 2019) |
Jonathan Westerberg is a Swedish chess grandmaster.
In July 2016, he led the Swedish Chess Championship alongside Nils Grandelius with 3/4 after the fourth round.
He achieved the Grandmaster title in 2021, after earning his norms at the:
In July 2022, he tied for second place with Tiger Hillarp Persson and Seo Jung-min in the Swedish Chess Championship, ultimately being ranked as the tournament's runner-up after tiebreak scores.