Sven Isak Danell (25 November 1903 - 18 January 1981) was a Swedish prelate who served as Bishop of Skara between 1955 and 1969.

Danell studied religion and linguistics at the universities of Gothenburg, Uppsala and Lund.

He was appointed to a congregation in Skara while in 1933 he became vicar of St Catherine's Church in Noarootsi in present-day Estonia.

On 27 July 1955 Danell was appointed Bishop of Skara and was consecrated on 18 March 1956 by Archbishop Yngve Brilioth.

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