David Elsworth (born 1939) is a horse trainer living in the United Kingdom. He is perhaps best known for being the trainer of Desert Orchid, 1988 Grand National winner Rhyme 'n' Reason and 1990 Queen Mother Champion Chase winner Barnbrook Again, three horses amongst a number of top-class performers over jumps and on the flat. He also trained Persian Punch to win multiple staying races on the flat, whilst his sole classic success came with the 1990 Irish 1000 Guineas with In the Groove.