What is Lukas Wallner?
{{Infobox football biography | name = Lukas Wallner | image = FC Liefering gegen SKN St. Pölten (30. Juli 2021) 63.jpg | image_size = | caption = Lukas Wallner (2021) | fullname = Lukas Wallner | birth_date = {{birth date and age|2003|4|26|df=y}} | birth_place = Austria | height = | position = [[Defender (association football)|Defender]] | currentclub = Hannover 96 II | clubnumber = 44 | youthyears1 = 2009-2013 | youthclubs1 = [[TSV St. Johann im Pongau|TSV St. Johann]] | youthyears2 = 2013-2015 | youthclubs2 = [[FC Liefering]] | youthyears3 = 2015-2020 | youthclubs3 = [[FC Red Bull Salzburg|Red Bull Salzburg Academy]] | years1 = 2020-2024 | clubs1 = [[FC Liefering]] | caps1 = 53 | goals1 = 1 | years2 = 2020-2024 | clubs2 = [[FC Red Bull Salzburg]] | caps2 = 0 | goals2 = 0 | years3 = 2024- | clubs3= [[Hannover 96|Hannover 96 II]] | caps3 = 0 | goals3 = 0 | nationalyears1 = 2017 -2018 | nationalteam1 = [[Austria national under-15 football team|Austria U15]] | nationalcaps1 = 4 | nationalgoals1 = 0 | nationalyears2 = 2018-2019 | nationalteam2 = [[Austria national under-16 football team|Austria U16]] | nationalcaps2 = 10 | nationalgoals2 = 1 | nationalyears3 = 2019 | nationalteam3 = [[Austria national under-17 football team|Austria U17]] | nationalcaps3 = 5 | nationalgoals3 = 1 | nationalyears4 = 2020- 21 | nationalteam4 = [[Austria national under-18 football team|Austria U18]] | nationalcaps4 = 1 | nationalgoals4 = 0 | nationalyears5 = 2021 | nationalteam5 = [[Austria national under-19 football team|Austria U19]] | nationalcaps5 = 5 | nationalgoals5 = 0 | nationalyears6 = 2021 | nationalteam6 = [[Austria national under-21 football team|Austria U21]] | nationalcaps6 =3 | nationalgoals6 = 0 | club-update = 3 July 2023 | nationalteam-update = 3 July 2023 }} '''Lukas Wallner''' (born 26 April 2003) is an Austrian professional footballer. He plays as a defender for 2. Liga club [[FC Liefering]]. He also plays for the FC Salzburg U19 squad in the 2021-22 [[UEFA Youth League]]. ==Career== He started his career with [[