Halvor Arntzen Schou (11 May 1823 – 5 February 1879) was a Norwegian industrialist. He was born in Christiania, a son of brewer Christian Schou.
He founded the weaving mill Hjula Væveri (built from 1854 to 1856), which exploited the waterfall Hjulafossen in Akerselva. He was decorated Commander, First Class of the Order of St. Olav in 1877. He was a Knight of the Swedish Order of the Polar Star, and of the Danish Order of Dannebrog.