Jenna Alavahtola (born 11 May 1994) is a Finnish rhythmic and aesthetic group gymnast.

They won silver medal at the 2010 Finnish Championships behind Ampeerit from Olarin Voimistelijat.

They won gold medal at the 2010 World Championships in Varna, Bulgaria, which was a huge surprise.

They competed at the 2010 World Championships in Moscow, Russia and placed 17th in Group All-around competition.

She competed at the 2011 World Rhythmic Gymnastics Championships in Montpellier and took 23rd place in Group All-around competition.