Klaudia Tiitsmaa (born September 9, 1990) is an Estonian stage, television and film actress.

Klaudia Tiitsmaa was born in Tallinn to artist Margus "Sorge" Tiitsmaa and doll and puppet maker Resa Tiitsmaa. She grew up mainly in Türi in Järva County, where she graduated from secondary school at Türi Gymnasium in 2009. She is a 2013 graduate of University of Tartu Viljandi Culture Academy, majoring in acting.

Tiitsmaa made her television debut in 2010 in two appearances on the Kanal 2 crime-drama series Kelgukoerad. She has also appeared on the popular TV3 comedy-crime series Kättemaksukontor in 2013 and joining the cast as the character Kioko Veega from 2017 until 2018, and as Ingel in 2015 on the TV3 drama series Üheotsapilet. Between 2010 and 2012, she appeared in several roles on the Kanal 2 drama series Saladused.

In 2016, Klaudia Tiitsmaa made her feature-length film debut in the Triin Ruumet directed tragicomedy The Days That Confused for Kinosaurus Film. The film stars Hendrik Toompere Jr. Jr. as a young, disaffected man from rural Estonia on a frantic journey through midsummer Estonia in the late 1990s trying to discover purpose and meaning in his life; and Tiitsmaa as Maria, a young, wealthy, law student from Tallinn holidaying in the region when their paths cross. Tiitsmaa has also appeared in a number of film shorts. In 2020, she appeared in the Andrejs Ekis and Tanel Ingi directed comedy film Asjad, millest me ei räägi.

Klaudia Tiitsmaa currently resides in Viljandi. She is in a relationship with actor Vallo Kirs. On 9 September 2018 (Tiitsmaa's birthday), she gave birth to their first child, a son, named Vallo Kirs Jr. In October 2020, Tiitsmaa gave birth to the couple's second son, Villu.