Captain: G MacGregor

Home Grounds used:
Lord's Cricket Ground, St John's Wood

Away Grounds visited:
County Ground, Hove; The Nevill Ground, Tunbridge Wells; Old Trafford, Manchester; County Ground, Leyton; County Ground, Taunton; Ashley Down Ground, Bristol; Headingley, Leeds; Trent Bridge, Nottingham; Kennington Oval, Kennington

Championship playing record:
P 16     W 8     D 7     L 1

First-Class playing record:
P 17     W 8     D 8     L 1

Click on these links for the season's First-Class scorecards and results
or First-Class batting averages or First-Class bowling averages or Championship batting averages or Championship bowling averages

21 players appeared in First-Class matches for Middlesex in 1903:
EA Beldam; GW Beldam; TAD Bevington; BJT Bosanquet; FHE Cunliffe; J Douglas; CP Foley; Lord BC Gordon-Lennox; GSF Griffin; JT Hearne; JHS Hunt; G MacGregor; LJ Moon; RW Nicholls; CC Pilkington; HC Pilkington; JT Rawlin; WP Robertson; AE Trott; PF Warner; CM Wells.

4 players made their debut for Middlesex in these matches in 1903:
EA Beldam; Lord BC Gordon-Lennox; CC Pilkington; HC Pilkington.