Johannes Nicolaus Brønsted, Danish chemist and academic (d. 1947)

Johannes Nicolaus Brønsted (Danish: [joˈhænˀəs ne̝koˈlɛːus ˈpʁɶnsteð]; 22 February 1879 – 17 December 1947) was a Danish physical chemist, who developed the Brønsted–Lowry acid–base theory simultaneously with and independently of Martin Lowry.