Dalet is the fourth letter of the Hebrew alphabet.

The gematria of Dalet is 4.

Four represents the Matriarchs: Sarah, Rebecca, Rachel, and Leah. It also represents the four created worlds as explained in Kabbalah: Atzilus, Beriah, Yetzirah and Asiyah. In addition, dalet signifies the four basic elements of Creation: fire (energy), air (gas), water (liquid) and earth (solid). Four also represents the holiday of Passover: the four cups of wine, the four children, the four questions.