Johann Ludwig Friedrich Lahrs (11 July 1880 – 13 March 1964) was a German architect and professor.
Lahrs was born in Königsberg, East Prussia. After attending the Löbenicht Realgymnasium, Lahrs studied at the Technical University in Charlottenburg in 1898. He worked in Berlin and Charlottenburg until 1908; in 1906 he was awarded the Schinkelpreis in honor of Karl Friedrich Schinkel. In 1908 Lahrs began working at the Kunstakademie in his native Königsberg. He served as architectural professor at the Kunstakademie from 1911 to 1934.
Lahrs' most prominent designs included the Kunsthalle (completed 1913) in Tragheim and the new Kunstakademie (completed 1919) after it moved to Ratshof. In 1920 Lahrs and Stanislaus Cauer designed a memorial in the Gemeindefriedhof cemetery near Rothenstein and Maraunenhof; the memorial honored 200 workers killed in a munitions explosion in Rothenstein.
Lahrs also designed the new mausoleum for Immanuel Kant near Königsberg Cathedral in 1924. In the same year he designed a regimental memorial at Brandenburg Gate honoring casualties from Königsberg's foot artillery during World War I. In 1926 he led an excavation of the courtyard of Königsberg Castle. Two years later he designed the provincial finance office, the Landesfinanzamt, just outside Neurossgarten. Lahrs also designed the bookstore Gräfe und Unzer.
Lahrs remained at the Kunstakademie until 1934, when he retired his professorship after the appointment of Kurt Frick to the academy during Gleichschaltung . Lahrs was married to Maria Lahrs, a painter and silhouette artist, with whom he had three daughters. After being expelled from Königsberg in 1945 as a result of World War II, Lahrs settled in Stuttgart. In 1956 he published Das Königsberger Schloß, an architectural history of Königsberg Castle. Lahrs died in 1964 after an auto accident in Stuttgart.
Kneiphof was a quarter of central Königsberg, Germany. During the Middle Ages it was one of the three towns that composed the city of Königsberg, the others being Altstadt and Löbenicht. The town was located on a 10-hectare (25-acre) island of the same name in the Pregel River and included Königsberg Cathedral and the original campus of the University of Königsberg. Its territory is now part of the Moskovsky District of Kaliningrad, Russia.
Franz Heinrich Schwechten was one of the most famous German architects of the Wilhelmine era, and contributed to the development of historicist architecture.
Johann Arnold Nering was a German Baroque architect in the service of Brandenburg-Prussia.
Joachim Ludwig Schultheiss von Unfriedt was a German Baroque architect, official, and councillor most active in Königsberg and throughout East Prussia.
Rossgarten was a quarter of northeastern Königsberg, Germany. It was also occasionally known as Altrossgarten (Altroßgarten) to differentiate it from Neurossgarten in northwestern Königsberg. Its territory is now part of the Leningradsky District of Kaliningrad, Russia.
Burgfreiheit or Schlossfreiheit was a quarter of Königsberg, Germany. Its territory is now part of Kaliningrad, Russia.
Tragheim Church was a Protestant church in the Tragheim quarter of Königsberg, Germany.
The Kunsthalle Königsberg was an art museum (Kunsthalle) in Königsberg, Germany.
Rothenstein was first a suburb of and then a quarter of northeastern Königsberg, Germany. Its territory is now part of the Leningradsky District of Kaliningrad, Russia.
Paradeplatz, also known as the Königsgarten, was a park in Königsberg, Germany.
The Königsberg State and University Library was a combined state library and academic library in Königsberg, East Prussia, Germany. One of the most prestigious libraries of the eastern German Sprachraum, comparable only to the Breslau University Library, in Breslau in Silesia of then southeastern Germany,. Königsberg University's developed since the 16th century out of several smaller libraries. It was destroyed in 1944 during World War II in the invasion by the Soviet Union after which the city was occupied and renamed Kaliningrad.
Severnaya Gora is part of the Leningradsky District in northern Kaliningrad, Russia. It was formerly known by its German language name Quednau as first a suburb of and then a quarter of Königsberg, Germany.
Mendeleyevo is part of the Tsentralny District in Kaliningrad, Russia. Until 1947, it was known by its German name Juditten as first a suburb of and then a quarter of Königsberg, Germany. Juditten Church was a site of pilgrimage since the Middle Ages. The philosopher Johann Christoph Gottsched was born in Juditten in 1700.
Chkalovsk is a residential area in Tsentralny District of Kaliningrad, Russia. It was formerly known by its German name Tannenwalde as first a suburban estate and then a quarter of northwestern Königsberg, Germany.
Lermontovo is a residential area in Tsentralny District of Kaliningrad, Russia. It was formerly known by its German language name Charlottenburg as first a suburban estate and then a quarter of northwestern Königsberg, Germany.
Pregolsky is a residential area within Tsentralny City District of Kaliningrad, Kaliningrad Oblast, Russia.
The Burgschule or Oberrealschule auf der Burg was a secondary school (Oberrealschule) located originally in central Königsberg, Germany, and later in the suburban Amalienau quarter. It was the fourth oldest school in the city, behind Altstadt Gymnasium, Kneiphof Gymnasium, and Löbenicht Realgymnasium.
Löbenicht Realgymnasium was a gymnasium in the Löbenicht quarter of Königsberg, Germany.
The Kunstakademie Königsberg was a visual arts school in Königsberg, Germany. It focused on genre works, landscape art, and marine art, especially of East Prussia, as well as sculpture and architecture. It regularly consisted of 8 teachers and 40–50 students.
Hermann Johann Ernst Gemmel was a German architect, painter, and art teacher at the Kunstakademie Königsberg.