Thienemannia

{{Short description|Genus of flies}}

{{Needs more references|date=June 2025}}

{{Automatic_taxobox

| taxon = Thienemannia

| authority = Kieffer, 1909

| subdivision_ranks = Species

| subdivision = Thienemannia gracilis Kieffer, 1909{{cite journal | last1=Rossaro | first1=Bruno | last2=Pirola | first2=Niccolò | last3=Marziali | first3=Laura | last4=Magoga | first4=Giulia | last5=Boggero | first5=Angela | last6=Montagna | first6=Matteo | title=An updated list of chironomid species from Italy with biogeographic considerations (Diptera, Chironomidae) | journal=Biogeographia – the Journal of Integrative Biogeography | volume=34 | date=2019-05-14 | issn=2475-5257 | doi=10.21426/B634043047 | doi-access=free | url=https://escholarship.org/content/qt4vc5w4r7/qt4vc5w4r7.pdf?t=pxc5r6 | access-date=2025-06-02 | page=64}}

T. spiesi{{cite journal | last1=Moubayed-Breil | first1=Joel | last2=Ashe | first2=Patrick | title=Thienemannia spiesi sp. nov., a crenophilous species from the Schapbach Quelle, Bavaria, Germany (Diptera: Chironomidae: Orthocladiinae) | journal=European Journal of Environmental Sciences | volume=6 | issue=1 | date=2016-06-20 | issn=2336-1964 | doi=10.14712/23361964.2016.10 | doi-access=free | pages=64–68 | url=http://ejes.cz/index.php/ejes/article/download/213/107 | access-date=2025-06-02}} }}

Thienemannia is a genus of non-biting midges of the bloodworm family Chironomidae.