| Heike Grebien | |
| Office: | Member of the National Council |
| Term Start: | 9 January 2020 |
| Predecessor: | Werner Kogler |
| Constituency: | Greater Graz |
| Party: | The Greens – The Green Alternative |
| Birth Date: | df=yes 31 July 1987 |
Heike Grebien (born 31 July 1987) is an Austrian politician of The Greens. Since 2020, she has been a member of the National Council.[1] She succeeded Werner Kogler, who took office as vice-chancellor of Austria.[2]