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David Watcyn Morgan (1859–1940), dean of St David's, 1931–1940 •
David Owen Morgan (1893–1959), British zoologist •
David Morgan (sociologist) (1937–2020), British sociologist •
David O. Morgan (1945–2019), professor of history at the University of Wisconsin–Madison •
David Morgan (art historian), professor of religious studies • David M. Morgan, chancellor of Deakin University •
David R. Morgan (1933–2023), professor of political science at the University of Oklahoma • David Morgan, otherwise
Dewi Morgan (1877–1971), Welsh bard, scholar and journalist ==Politics==