Simo "Sipe" Johannes Santapukki (born 20 December, 1977 in Lahti, Finland) is a Finnish musician, best known as the drummer for rock band Apulanta.

He joined Apulanta in 1991 and so has been a member of the band since the early days.

In 2002, Sipe released his eponymous album featuring numerous notable Finnish singers such as Gösta Sundqvist, Tommi Liimatta, Timo Rautiainen and Hannu Sallinen, as well as Sipe's former girlfriend Anna Eriksson.

Santapukki's art exhibition Narrilaivan kapteeni (Captain of the Ship of fools) was held in Heinola in 2003.

In 2020 Santapukki became a judge on The Voice of Finland alongside bandmate Toni Wirtanen.