He will assume this new position on 14 September, at which point he will also become a member of Group Senior Management and report to President and CEO Lars Idermark.
He will be joining Södra from IKEA, where he has spent the past five years working as CFO and Acting Vice President of the company's industry division Swedspan International.
Lindquist will succeed Carina Olson, who previously announced her decision to leave Södra to pursue new challenges. He will be based in Södra's head office in Växjö.
Södra produces market pulp, wood products and biofuels. The company operates three pulp mills in Sweden with a total capacity of 1.6 million tonnes per year.