Delta<sup>1</sup> Chamaeleontis is a close double star located in the constellation Chamaeleon. Its name is a Bayer designation that is Latinized from ô<sup>1</sup> Chamaeleontis, and abbreviated Delta<sup>1</sup> Cha or ô<sup>1</sup> Cha. They have a combined apparent visual magnitude of 5.47, which is just bright enough to be faintly visible to the naked eye as a point of light on a dark rural night. With an annual parallax shift of , it is located around 350 light years from the Sun.
This pair is one of two stars named Delta Chamaeleontis, the other being the slightly brighter Delta<sup>2</sup> Chamaeleontis located about 6 arcminutes away. Delta Chamaeleontis forms the southernmost component of the constellation's "dipper" or bowl. Together with Gamma Chamaeleontis, they point to a spot that is within 2ð of the south celestial pole.
The two components of Delta<sup>1</sup> Chamaeleontis have visual magnitudes of 6.3 and 6.5. As of 2000, the pair had an angular separation of 0.783 arcseconds along a position angle of 83.8ð. They can be visually separated using a aperture telescope. The pair is a source of X-ray emission with a flux of . The stellar classification of Delta<sup>1</sup> Chamaeleontis is K0 III, which matches an evolved K-type giant star.