A punk band from Pihtipudas, Finland. Ratsia was founded in 1977 by Jyri Honkavaara, Juha Aunola and Ari Rudi Lukkarinen. They released their first single in 1979 and continued until 1982.

Lineup on their first album in 1979:
Jyri Honkavaara (vocals, guitar)
Juha Aunola (guitar)
Rudi Lukkarinen (bass)
Pasi Kuusjärvi (drums)

Lineup on their last album in 1982:
Jyri Honkavaara (vocals, guitar)
Juha Aunola (guitar)
Kari Starck (bass)
Brandi (keyboards)
Pasi Kuusjärvi (drums)