| Juhani Orrenmaa | |
| Birth Name: | Heikki Juhani Orrenmaa |
| Birth Date: | 27 July 1939 |
| Birth Place: | Kauhava, Finland |
| Death Place: | Seinäjoki, Finland |
| Nationality: | Finnish |
| Occupation: | Schoolteacher |
| Party: | LK |
| Office: | Member of the Parliament of Finland for Vaasa |
| Term Start: | 23 March 1970 |
| Term End: | 21 January 1972 |
| Term Start1: | 27 September 1975 |
| Term End1: | 23 March 1979 |
Heikki Juhani Orrenmaa (27 July 1939 – 5 August 2023) was a Finnish schoolteacher and politician. A member of the Liberal People's Party, he served in Parliament from 1970 to 1972 and again from 1975 to 1979.[1]
Orrenmaa also competed in athletics at the 1959 World University Games, qualifying for the semifinals and running a best time of 15.3 seconds for 110 metres hurdles to place 14th overall.
Orrenmaa died in Seinäjoki on 5 August 2023 at the age of 84.