Olson hit in the 2021 derby while a member of the then Oakland Athletics.Acuña was expected to make his third appearance.Olson is not as popular a player as Acuña, so it's definitely disappointing for the home crowd that Acuña will not be in the event.

Matt Olson will replace Atlanta Braves teammate and fellow All-Star Ronald Acuna Jr. in Monday's Home Run Derby. This marks Olson's second Home Run Derby after he participated in 2021 when he was with the Oakland Athletics.

The field for the upcoming 2025 Home Run Derby underwent a late-hour change Saturday, as Matt Olson of the host Atlanta Braves was announced as a replacement for teammate Ronald Acuña Jr., who will no longer participate.