Yelizaveta Ivanovna Chaikina (Russian: Елизавета Ивановна Чайкина; 28 August 1918 – 23 November 1941) often referred to as Liza Chaikina, was the Secretary of the Kalinin Komsomol Penovsky underground committee, a Soviet partisan detachment organizer and posthumous Heroine of the Soviet Union.

[1] After joining the Communist Party of the Soviet Union in 1939 Chaikina was selected to be the secretary of the Penovskiy Komsomol committee.

Under her leadership, the partisan group took control of small settlements, raided Axis strongholds, and gathered military intelligence from reconnaissance missions.

On the way to Peno, she came to the farm "Krasnoye Pokatishche" to visit her friend, the intelligence officer Marusya Kuporova, where she was seen by the praepostor who informed the Germans.

[5] The 630th Guards Fighter Aviation Regiment of the Soviet Air Force named a squadron in her honor.