Jan Ekier (29 August 1913 – 15 August 2014) was a Polish pianist and composer known for his authoritative edition of Chopin's music for the Polish National Edition.

Ekier was born in Kraków, Poland. As a youth, he studied piano with Olga Stolfowa, and later composition with Bernardino Rizzi at the Władysław Żeleński School of Music. He continued formal music studies at the Warsaw Conservatory, where his teachers included Zbigniew Drzewiecki (piano) and Kazimierz Sikorski (composition). He was awarded the International Chopin Piano Competition's 8th prize in 1937. He was later an organ student with Bronisław Rutkowski.

On 17 April 2000, Ekier was awarded the Commander's Cross with Star of the Order of Polonia Restituta. On 21 October 2010, he received the Order of the White Eagle.

Among his students are Bronisława Kawalla, Piotr Paleczny, Alicja Paleta-Bugaj and Yuko Kawai.

Ekier died in Warsaw, two weeks short of his 101st birthday.