SRN or Srn may refer to:

• SR.N (Saunders-Roe Nautical), a series of hovercraft produced by Saunders-Roe:
  • SR.N1, the first modern hovercraft
  • SR.N2, the first hovercraft to operate a commercial service
  • SR.N3, the first hovercraft designed for military use
  • SR.N4, a large four-prop ferry hovercraft
  • SR.N5, a river patrol hovercraft used in Vietnam
  • SR.N6, a longer SR.N5
• SRN1 mechanism, a radical-nucleophilic aromatic substitution in organic chemistry
• Salem Radio Network, a United States-based Christian radio network
• Scottish Recovery Network, an initiative designed to raise awareness of recovery from mental disorders
• Simple recurrent network, a type of recurrent neural network
• Sranan Tongo, a Creole language, ISN-639 code
• A state registered nurse in the United Kingdom

• Musicians plate
• Musicians Seamounts
• Musician's store
• Musicians' Union (UK)
• Musicians who left before their bands became famous
• Musici, Kalinovik
• Music in Colors
• Music Index
• Music Industrial Wastes: P-Model or Die
• Music Industry Coalition
• Music industry in the Republic of Ireland
• Music industry of the U.K.
• Music in Florence
• Music Information Retrieval Evaluation eXchange
• Music in History and the Present
• Music injuries
• Music in Leicester
• Music in Madeira
• Music in Palestine
• Music in Salzburg
• Music in schools
• Music Inside
• Music Inside (album)
• Music in space
• Music Inspired by Illumination & Dr. Seuss' The Grinch