Per Maltby (3 November 1933 – 24 May 2006) was a Norwegian astronomer.
He took his cand.real. degree at the University of Oslo in 1957, and was a research assistant there before becoming lecuter at the University of Bergen in 1960.
His specialties were solar physics and radioastronomy. He took the dr.philos. degree in 1964, was appointed as a lecturer of astrophysics at the University of Oslo in 1967, and was a professor from 1983. He published several books, including textbooks.[1] At his death he was called "the most important pillar of Norwegian astrophysics and space research over the last 40 years".[2]