* Dodge: A well-known American brand with many models.
* Daewoo: A South Korean brand (mostly discontinued).
* Daihatsu: A Japanese brand known for smaller cars.
* Dacia: A Romanian brand, part of the Renault group.
* DeLorean: Famous for the DMC-12 sports car.
There are likely others, depending on how broadly you define "car" and include less common brands or models.