Aimo Johan Kustaa Tukiainen (October 6, 1917 – June 3, 1996) was a sculptor from Finland.

Tukiainen's wide and versatile production mainly consists of a large amount of monumental works, portraits, medals and small sculptures.

[1] Tukiainen played a central role in the Finnish art world of 20th century.

[2] In 1962, Tukiainen bought a property caller Purnu in Orivesi near his place of birth and made it his summer atelier.

In 1967, he invited his six fellow artist to organize a summer exhibition to celebrate their 50th birthday.