The following are named after Paul Erdős:

• de Bruijn–Erdős theorem (graph theory)
• de Bruijn–Erdős theorem (incidence geometry)
• Davenport–Erdős theorem
• Erdős–Anning theorem
• Erdős–Beck theorem
• Erdős–Dushnik–Miller theorem
• Erdős–Fuchs theorem
• Erdős–Gallai theorem
• Erdős–Ginzburg–Ziv theorem
• Erdős–Kac theorem
• Erdős–Kaplansky theorem
• Erdős–Ko–Rado theorem
• Erdős–Nagy theorem
• Erdős–Pósa theorem
• Erdős–Rado theorem
• Erdős–Stone theorem
• Erdős–Szekeres theorem
• Erdős–Szemerédi theorem
• Erdős–Tetali theorem
• Erdős–Wintner theorem
• Erdős–Mordell inequality
• Chung–Erdős inequality
• Erdős–Turán inequality
• Hsu–Robbins–Erdős theorem
• Erdős arcsine law

• Erdős conjecture — a list of numerous conjectures named after Erdős; See also List of conjectures by Paul Erdős.
  • Erdős–Turán conjecture on additive bases
  • Erdős conjecture on arithmetic progressions
  • Erdős discrepancy problem
  • Erdős distinct distances problem
  • Burr–Erdős conjecture
  • Cameron–Erdős conjecture
  • Erdős–Faber–Lovász conjecture
  • Erdős–Graham conjecture — see Erdős–Graham problem
  • Erdős–Hajnal conjecture
  • Erdős–Gyárfás conjecture
  • Erdős–Straus conjecture
  • Erdős sumset conjecture
  • Erdős–Szekeres conjecture
  • Erdős–Turán conjecture (disambiguation)
  • Erdős–Turán conjecture on additive bases
  • Erdős–Ulam problem
  • Erdős–Moser equation

• Erdős cardinal
• Erdős–Nicolas number
• Erdős–Diophantine graph
• Erdős–Rényi model
• Erdős space
• Erdős–Woods number

• Copeland–Erdős constant
• Erdős–Tenenbaum–Ford constant

• Erdős number
  • Erdős–Bacon number
• Erdős Prize
• Erdős Lectures
• Paul Erdős Award of the World Federation of National Mathematics Competitions

• Erdős Institute
• Erdős Website — Collection of Mathematical Problems.
• Erdőspál — Asteroid.