Valkenburg or Van Valkenburg is a Dutch toponymic surname indicating an origin in Valkenburg, Dutch Limburg or Valkenburg, South Holland. The name occurs with or without the tussenvoegsel van and has many spelling variants. People with the name include:
Diane Valkenburg (born 1984), Dutch speed skater
Dirk Valkenburg (1675–1721), Dutch landscape, bird and still life painter
Heidi Valkenburg (born 1980s), Australian actress, artist and writer
Matthew Valkenburg (died 1649), Dutch-born English baronet
Patti Valkenburg (born 1958), Dutch media theorist
Piet Valkenburg (1888–1950), Dutch footballer
Medieval people of the , Dutch Limburg
Beatrix of Valkenburg (c.1254–1277), Queen consort of the Romans 1269–77, daughter of Dirk II (c.1190–1227), originally from the Duchy of Cleves (1221–1268), son of Dirk I (c.1220–1274), Archbishop of Cologne 1261–71, son of Dirk I Goswin I of Valkenburg-Heinsberg (died 1128), builder of Valkenburg Castle (c.1105–1168), son of Goswin I (fl. 1299), Franciscan friar, calligrapher, and miniaturist Van Valkenburg Catharine Van Valkenburg Waite (1829–1913), American author, lawyer and women's suffrage activist Catherine E. Van Valkenburg (1880–1961), American concert pianist Fred Van Valkenburg (born 1948), American (Montana) Democratic politician Mac Van Valkenburg (1921–1997), American electrical engineer Schuyler VanValkenburg (born 1982), American (Virginia) Democratic politician Zach VanValkenburg (born 1998), American football player Richard Van Valkenburg (1823–1912), American pioneer settler in Colorado Wade Van Valkenburg (1899–1985), American (Michigan) Republican politician (Van) Valckenburch / Valckenburgh / Valkenburgh Jan Valckenburgh (1623–1667), Dutch civil servant, Director-General of the Dutch Gold Coast 1656–1669 Margaretha van Valckenburch (1565–1650), Dutch shipowner and Dutch East India Company stockholder Van Valkenburgh, a variant spelling extant in the United States (Van) Valckenborch / Valckenborgh / Valkenborgh A Flemish family of landscape painters Marten van Valckenborch (1535–1612), brother of Lucas Frederik van Valckenborch (1566–1623), son of Marten Gillis van Valckenborch (1570–1622), son of Marten Lucas van Valckenborch (c.1537–1597), brother of Marten Jan van Valckenborgh (c.1575–1624), Dutch military engineer and fortress builder Sam Valkenborgh (born 1975), Belgian pop and rap musician