1) Chelsea resident 2) Cockney 3) English person 4) Greenwich resident 5) Harrow resident 6) Holmes or Watson 7) Maida Vale resident 8) Mayfair resident 9) Notting Hill resident 10) One often in a fog 11) Samuel Pepys was one 12) Soho inhabitant 13) Swinburne was one 14) Tube patron 15) Underground rider, probably Found on https://www.crosswordclues.com/clue/londoner