List of things named after Arnold Sommerfeld

• Drude–Sommerfeld model
• Gamow–Sommerfeld factor, see Gamow factor
• Grimm–Sommerfeld rule
• Orr–Sommerfeld equation
• Sommerfeld–Bohr theory
• Sommerfeld–Kossel displacement law
• Sommerfeld–Wilson quantization, Sommerfeld-Wilson-Ishiwara quantization
• Sommerfeld coefficient
• Sommerfeld constant, see fine structure constant
• Sommerfeld crater
• Sommerfeld expansion
• Sommerfeld effect
• Sommerfeld's approximation
• Sommerfeld identity
• Sommerfeld number
• Sommerfeld parameter
• Sommerfeld radiation condition
• Sommerfeld-Zenneck surface wave