| Heidi Blomstedt | |
| Birth Name: | Heidi Sibelius |
| Birth Date: | 20 June 1911 |
| Birth Place: | Järvenpää, Finland |
| Death Place: | Helsinki, Finland |
| Nationality: | Finnish |
| Field: | Ceramics, Design |
| Spouse: | Aulis Blomstedt |
Heidi Kristina Blomstedt (née Sibelius; Järvenpää, 20 June 1911 – Helsinki, 3 January 1982) was a Finnish designer.[1]
She began her education in Helsinki, and later continued her studies at the Ateneum School of Art.[2]
She graduated in ceramics at the Taik School of Art and Design in 1932, and worked as a freelance ceramist and for the Arabia company.
She married the architect Aulis Blomstedt, and they had four children: Juhana Blomstedt (1937–2010), Petri Blomstedt (1941–1997), Anssi Blomstedt (b. 1945) and Severi Blomstedt (b. 1946).[3]
Her parents were the composer Jean Sibelius and Aino Sibelius.