| Birth Date: | 20 June 1922 |
| Birth Place: | Stockholm, Sweden |
| Death Date: | 20 November 2009 (aged 87) |
| Death Place: | Färjestaden, Sweden |
| Height: | 175 cm |
| Weight: | 69 kg |
| Sport: | Horse riding |
| Club: | Strömsholms Skytteförening |
| Show-Medals: | yes |
Dag Nätterqvist (20 June 1922 – 20 November 2009) was a Swedish equestrian.
He competed in jumping (horse) at the 1960 Summer Olympics, but failed to win a medal.
His son Ted and his wife Pia Levin Nätterqvist were also competitive equestrian jumpers. His grandson Joakim is a Swedish actor, theatre director, singer and songwriter and acting coach.