Daniel Allerstorfer (born 4 December 1992) is an Austrian judoka. He competed at the 2016 Summer Olympics in the men's +100 kg event, in which he was eliminated in the first round by Renat Saidov.
Allerstorfer started his judo carrier in 1999.
In the spring of 2018, Allerstorfer had a double herniated disc.
Allerstorfer made his last appearance the Austrian national team athlete at the Upper Austria Judo Grand Prix 2023.