Carl Hjalmar Borgstrøm (1909 – 1986) was a Norwegian professor of Indo-European linguistics who made significant contributions to the scientific study of Scottish Gaelic and Irish.His key publications on Scottish Gaelic include:
(1937) The dialect of Barra in the Outer Hebrides Norsk Tidsskrift for Sprogvidenskap 8
(1940) A linguistic survey of the Gaelic dialects of Scotland.
The dialects of the Outer Hebrides Oslo University Press
(1941) A linguistic survey of the Gaelic dialects of Scotland.
The dialects of Skye and Ross-shire Oslo University Press