Teams Dulith Wellalage played for

TestSri Lanka (2022)
ODISri Lanka (2022-2023/24)
Main FCLankan Cricket Club (2018/19-2020)
 Colts Cricket Club (2022/23)
Main ListALankan Cricket Club (2019/20)
 Colts Cricket Club (2022-2023/24)
Main Twenty20Jaffna Kings (2022/23-2023)
 Colts Cricket Club (2023)
 Fortune Barisal (2023/24)
Other FCJaffna District (2021/22)
 Sri Lanka Cricket Development XI (2022)
 Sri Lanka (2022)
 Sri Lanka A (2022/23)
 Galle District (2022/23)
 Colombo District (2023/24)
Other ListAJaffna District (2021/22)
 Sri Lanka A (2022-2023)
 Sri Lanka (2022-2023/24)
 Galle District (2022/23-2023/24)
Other Twenty20Sri Lanka Cricket Development XI (2022)
 Sri Lanka Reds (2022)
Under-19 TestSri Lanka Under-19s (2018-2019/20)
Under-19 ODISri Lanka Under-19s (2018-2021/22)
World CupSri Lanka (2023/24)
Under-19 World CupSri Lanka Under-19s (2021/22)
World Test ChampionshipSri Lanka (2022)
World Cup Super LeagueSri Lanka (2022/23)
Bangladesh Premier LeagueFortune Barisal (2023/24)
Lanka Premier LeagueJaffna Kings (2022/23-2023)
Sri Lanka Club ChampionshipLankan Cricket Club (2018/19-2020)
 Colts Cricket Club (2022/23)
MiscellaneousSri Lanka Under-19s (2018/19-2021/22)
 St Joseph's College, Colombo (2018/19-2019/20)
 Galle District Under-19s (2019)
 Sri Lanka Board President's XI (2022/23)
 Sri Lanka (2023/24)