[2] Johnson debuted for Fremantle in Round 3 of the 2023 AFL season against cross town rivals West Coast.
Johnson was the named substitute and came on during the 3rd quarter for injured teammate, Heath Chapman.
[3] He received a rising star nomination for his seven mark, nineteen disposal game against Port Adelaide in round 23 of the 2023 season.
Johnson made the line-up for Fremantle's opening game of the 2024 AFL season against the Brisbane Lions at Optus Stadium.
[5] He collected twenty-two disposals the next week against North Melbourne at Marvel Stadium.