Co-captain of the West Coast Eagles alongside Liam Baker, Duggan is a 2018 premiership defender who has won the Chris Mainwaring Medal as best clubman three times. Drafted from the Western Jets and a debutant in 2015, the 186cm Victorian brought up his 200th game in 2025 while averaging 20.2 disposals across another durable season. He has played 222 AFL games and kicked 16 goals.