About Arnaldo Sialle
Arnaldo Sialle is a 60-year-old Argentine football manager. Across the 211 matches on record as a manager he has won 29.9% (63 wins, 71 draws and 77 defeats). He is not currently listed as managing a club. Earlier in his career he also managed Flandria, Guillermo Brown, Gimnasia Jujuy, CA Mitre and Deportivo Morón. In total, he has led 9 different teams. His longest recorded stint is at Flandria (2025–2026): 44 matches at a 32% win rate.