De Bruijn is a Dutch surname meaning "the brown". Notable people with the surname include:

• Adrianus Cornelis de Bruijn [de; nl] (1887–1968), Dutch politician
• Brian de Bruijn (b. 1954), Dutch-Canadian ice hockey player
• Chantal de Bruijn (b. 1976), Dutch field hockey defender
• Cornelis de Bruijn (1652–1726/7), Dutch artist and traveler
• Daniëlle de Bruijn (b. 1978), Dutch water polo player
• Frans de Bruijn Kops (1886–1979), Dutch footballer
• Hans de Bruijn (b. 1962), Dutch political scientist
• Inge de Bruijn (b. 1973), Dutch swimmer
• Jean Paul de Bruijn [de; nl] (born 1965), Dutch billiards player
• Jean Victor de Bruijn (1913–1979), Dutch district officer and ethnologist in the Dutch East Indies
• Maarten de Bruijn (b. 1965), Dutch engineer
• Maria Brigitta Catherina de Bruijn (1938–2006), Dutch GreenLeft politician
• Matthijs de Bruijn (b. 1977), Dutch waterpolo player
• Meike de Bruijn (born 1970), Dutch racing cyclist
• Nick de Bruijn (b. 1987), Dutch racing driver
• Nicolaas Govert de Bruijn (1918–2012), Dutch mathematician
• Pi de Bruijn (b. 1942), Dutch architect
• Sophia Adriana de Bruijn (1816–1890), Dutch museum founder
• Ruben Jacob de Bruijn (b. 2003), Dutch clothing designer

In mathematics, de Bruijn may refer to one of the following topics named after Nicolaas Govert de Bruijn:

• De Bruijn sequence, a cyclic sequence of a given alphabet such that every length n subsequence appears exactly once
  • De Bruijn torus, a generalization of the De Bruijn sequence in two dimensions
  • De Bruijn graph, a graph representing overlaps between sequences of symbols
• De Bruijn–Erdős theorem (disambiguation)
  • De Bruijn–Erdős theorem (graph theory), a theorem about graph coloring
  • De Bruijn–Erdős theorem (incidence geometry), a theorem about lines determined by points in the projective plane
• De Bruijn index, a nameless representation of the λ calculus
• De Bruijn–Newman constant, Λ, a mathematical constant related to the Riemann zeta-function
• De Bruijn notation, a syntax for terms in the λ calculus
• De Bruijn's theorem, a theorem regarding the packing of bricks into boxes

• Bruijn
• De Bruyn
• De Bruin
• De Bruyne

This page lists people with the surname de Bruijn.
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