1991 Ykkönen – Finnish League Division 1

League table for teams participating in Ykkönen, the second tier of the Finnish Soccer League system, in 1991.

League table
Elo Kuopio withdrew

Promotion/relegation playoff

 * OTP Oulu - FinnPa Helsinki 3-2
 * FinnPa Helsinki - OTP Oulu 1-3

OTP Oulu remained in Premier Division.