Blauvelt is a surname. Notable people with the surname include:

• Abraham Blauvelt (d. 1663), Dutch privateer
• Andrew Blauvelt (born 1964), Japanese-American curator, designer, educator, and writer
• Christopher Blauvelt, American cinematographer
• George A. Blauvelt (1866-1924), American lawyer and politician
• Harvey Blauvelt (1867–1929), American baseball player
• Lillian Blauvelt (1873–1947), American opera singer

• Lazaretto (island)
• Lazaretto Island (Corfu)
• Lazaretto (song)
• Lazarettschiff D
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• Lazarevac (Kruševac)
• Lazareva Pecina
• Lazareva Pećina
• Lazarev atoll
• Lazarevic dynasty
• Lazarev leonid
• Lazarevo (Banjaluka)
• Lazarevo Selo
• Lazarev Sea
• Lazarevskaya railway station
• Lazarevsky City District
• Lazarev (urban-type settlement)
• Lazarfalva
• Lazar Grunhut
• Lazar Herrmann
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• Lazar Hilandarec
• Lazar Hrebljanović
• Lazari
• Lazaria