List of number-one singles of 1989 (Finland)

This is a list of the singles that reached number one on the Finnish official singles chart in 1989. The chart was compiled by the Finnish branch of IFPI (International Federation of the Phonographic Industry). The Finnish charts typically tracked sales and airplay data to determine the most popular songs of the week. The information presented is a historical record of chart-topping songs within Finland for the specified year, representing the musical tastes and purchasing habits of the Finnish population during that time. Information on specific chart methodologies and historical sources should be consulted for deeper analysis. This list would ideally be supplemented with details such as the artists, record labels, dates each single held the top position, and any notable chart achievements or related cultural context.