Van Alen may refer to:

• Cornelius Van Alen Van Dyck (1818–1895), American missionary
• James Henry Van Alen (1819–1886), American brigadier general
• James I. Van Alen (1772–1822), member of the United States House of Representatives
• James J. Van Alen (1848–1923), sportsman and politician
• Jan van Oolen (1651–1698), also referred to as Jan van Alen, Dutch painter
• Jimmy Van Alen (1902–1991), founder of the International Tennis Hall of Fame
• John Evert Van Alen (1749–1807), American surveyor, merchant, and politician
• John Trumbull Van Alen (d. 1857), American merchant and diplomat
• Margaret Van Alen Bruguiére (1876–1969), American socialite and art collector
• William Van Alen (1883–1954), American architect

• Van Alen Building, a block of flats in Brighton, England, UK
• Van Alen Institute, an architectural institute in New York, New York, US
• Johannis L. Van Alen Farm, an NRHP-listed estate in Stuyvesant, Columbia, New York, US
• Luykas Van Alen House, a Dutch colonial house in Kinderhook, Columbia, New York, US
• John Evert Van Alen House, an NRHP-listed home in Defreestville, Rensselaer, New York, US

• All pages with titles beginning with Van Alen
• All pages with titles containing Van Alen
• Alen (disambiguation)
• Van Allen (disambiguation)