Hiemer is a German-language surname. According to its Wikipedia entry, it is classified as a German surname and has been borne by several notable individuals, including:
- Ernst Hiemer (1900 – 1974), a German writer associated with the anti‑Semitic newspaper Der Stürmer.
- Johanna Hiemer (born 1995), an Austrian ski mountaineer who has represented Austria in international competition.
- Manuel Hiemer (born 1985), a German professional footballer.
- Uli Hiemer (born 1962), a former German ice‑hockey player.
The surname is listed alongside related names such as Riemer. No further etymological details are provided in the cited source.
