Panegialios (Greek: Παναιγιάλειος Γ.Σ. (Panegialios Gymnastics Club, referring to Aigialeia, a subprefecture covering the northeastern part of Achaea) is a football club based in Aigio, Greece. Panegialios has a long tradition in Greek football championships and has several appearances in the Greek Super League (former A' Ethniki), 2nd Division and 3rd Division. Additionally the team has reached twice the semi-finals of the Greek Cup competition. Panegialios is one of the most successful and popular teams in Achaea and Peloponnese.
The club was founded on 25 February 1927 in Egio by local selected community members. The man who inspired the idea of the formation of a football club in Egio was Zisimos Livas. Livas, a well-known architect, together with Nick Gardeniotis, C. Sakellaropoulos, Ir. Anastasopoulos, K. Eliopoulos, K. Liritzis, Chr. Papandianos, etc. have established Panegialios G.S. It is worth to mention that the effort for the formation of a football club in Egio had begun from Livas in 1924. Until 1927 Livas and the other co-founders have raised money in order to establish the club. Finally in February 1927 they submitted the statute foundation of the club to the local judicial authorities.
Panegialios nickname since the late-1950s was Mavri Thiella (Black Storm). Also his players called Pasades tou Aigiou because they were very well paid for that era.
Panegialios has a big tradition in Greek Cup and twice reached the semi-finals, in 1959 and 1981. Both times they lost the qualification in the final from Olympiacos Piraeus. Additionally the club has reached the quarter-finals twice.