David Herr Rank (January 2, 1907 – January 17, 1981) was an American spectroscopist.
Rank was born in Annville, Pennsylvania and attended Lebanon Valley College in his hometown.[1] He pursued graduate study at Pennsylvania State University beginning in 1930 and joined the faculty in 1935. Rank was appointed the Evan Pugh Professor in Physics in 1961.[2] He retired in 1972 and died at Centre County Community Hospital in State College, Pennsylvania, on January 17, 1981, aged 74.[3]