Oscar Alexander Ræder (12 June 1844 – 16 November 1877) was a Danish writer.
He was born in Copenhagen as a son of Colonel Jacob Thode Ræder (1798–1853).
After Oscar's death she married Johan Georg Frederik Ræder.
[1] He finished his secondary education at Copenhagen Metropolitan School i 1862, and graduated in history in 1866.
He gave up historiography, and travelled to Rome where he became vice consul for Denmark, Sweden and Norway.