Ida Paulina Ekman (22 April 1875 – 14 April 1942) was a Finnish soprano singer.
She was also referred to as Ida Morduch-Ekman.
Her career was mainly in oratorio and lieder, and she was a renowned interpreter of the songs of Jean Sibelius, many of which were dedicated to her and her husband Karl Ekman, with whose career her own was closely connected.