small number of Prossers living in Italy. Their distribution map results show that the Prossers are concentrated in the northernmost province, Alto Adige/Südtirol. United States Current distribution maps from the Gens Project in the United States based on the 2000 US census demonstrate that the name is most common in eight states: California, Florida, Georgia, Illinois, New York, Ohio, Pennsylvania, and South Carolina, while still numbering less than a thousand individuals in each of those states. Ancestry.com has a surname map for the name's distribution according to the United States Census for 1920. At that time, the name Prosser was most common in six states: California, Illinois, New York, Ohio, Pennsylvania, and South Carolina, with a total of 93–183 Prosser households in each state. Using data based on 142 Prosser immigrants to New York, the vast majority departed from Great Britain, while 11 are from Ireland and 21 from Germany. Notable people with the surname Prosser Bob Prosser, Welsh rugby union and rugby league player in the 1960s and 1970s Dai Prosser (1912–1973), Welsh rugby union and rugby league player David Prosser (bishop) (1868–1950), Welsh bishop, Archbishop of Wales 1944–49 David Prosser Jr. (born 1942), American jurist and politician, former justice of the Wisconsin Supreme Court Erastus S. Prosser (1809–1887), American politician from New York Gabriel Prosser (1776–1800), rebel slave in 1800 Virginia Geoff Prosser (born 1948), Australian politician George Henry Prosser (1867–1941), Australian businessman and politician Glyn Prosser (1907–1972), Welsh international rugby player Gwyn Prosser (born 1943), British politician Halley H. Prosser (1870–1921), American politician from Michigan Hugh Prosser (1900–1952), American film actor Ian Prosser (born 1943), British businessman Ian Prosser (florist) (born 1957), Scottish born American florist Inez Beverly Prosser (1897–1934), American teacher and school administrator Joseph Prosser (1828–1867), Irish recipient of the Victoria Cross Julien Prosser (born 1972), Australian beach volleyball player Keith Prosser, (1897–1954), Bishop of Burnley Luke Prosser (born 1988), English footballer Margaret Prosser, Baroness Prosser (born 1937), British peer and politician Mrs. Prosser (1807–1882), British sentimental Victorian author Patrick Prosser (born 1952), Scottish computer scientist Ray Prosser (1927-2020), Welsh rugby player with Pontypool Richard Prosser (priest) (1748–1839), English priest Richard Bissell Prosser (1838–1918), English patent examiner and biographical writer Richard Prosser (born 1967), New Zealand politician Roy Prosser (1942–2008), Australian Rugby Union player Seward Prosser (1871–1942), American banker and philanthropist Skip Prosser (1950–2007), American college basketball coach Stuart Prosser (1887–1939), Welsh rugby union and