Malin Dinah Sundström (born 23 August 1980), better known by her stage name Dinah Nah is a Swedish singer. She was born as Malin Dinah Sundström and grew up in the Sätra district of Stockholm, Sweden. She is a licensed skin therapist and nurse. She was also a member of the pop group Caramell, best known for their 2001 song "Caramelldansen" which became an internet anime meme.

Nah launched her solo career when Anders Bagge approached her to sing the song "Make Me (La La La)" in Melodifestivalen 2015. She participated in the fourth semi-final, placing fourth and qualifying to andra chansen. She qualified through to the final through andra chansen, and placed last out of twelve. She subsequently released the song "Taste Your Love".

Dinah competed in Melodifestivalen 2017 with the song "One More Night". She participated in the first semi-final held on 4 February 2017, placing fifth and didn't qualify to the finals.