This isn’t a complete list, but contains most of the Aztec gods and what they are known for.
Ometecuhtli/Omecihuatl - dual god/goddess who created themselves at the beginning of time as one being, then split into male and female in order to reproduce all creation. These are the supreme gods.
Xiuhtecuhtli (Lord of Fire) - god of fire, daytime, and volcanoes; father of the gods
Teleoinan - goddess of the Earth, motherhood, childbirth, fertility, and vegetation. Counterpart of Gaia; mother of the gods. Honored with blood-sacrifices in the fields.
Huitzilopochtli (Hummingbird of the South) - god of war, human sacrifice, and the sun; father of the Aztecs and the one who led them to conquer Mexico from the Otomi.
Tezcatlipoca (The Smoking Mirror) - god of magick, the night sky, ancestral memory, time, fate, and change through conflict
Quetzalcoatl (The Feathered-Serpent) - dragon-god of winds, rain, knowledge, wisdom, spirituality, science, and self-reflection
Coatlicue (She of the Serpent Skirt) - serpent-goddess of the earth, fertility, motherhood, and rebirth; represents both the life-generating and devouring sides of nature (guardian of mothers who die in childbirth).
Itzpapalotl (The Obsidian Butterfly) - goddess of revenge and blood-shed; leader of the Tzitzimimeh, the star-demons.
Nanauatzin - god who sacrificed himself in fire so he could become the sun
Tonatiuh (The Turquoise Lord) - god of the sun; Nanauatzin’s name after becoming the sun god. Had required the nourishment of human blood to provide warmth to the land.
Xochiquetzal (Precious Feather Flower) - goddess of beauty, sex, romantic love, pleasure, fertility, motherhood, and traditional women’s handicrafts such as weaving. She is also heavily associated with the moon and the various lunar phases.
Huhuecoyotl (Very Old Coyote) - coyote-god of merriment, art, music, wisdom, mischief, and virility
Tlaloc (He Who makes Things Sprout) - god of rain, thunder storms, and vegetation. Brings rains to the land but is wrathful when angered, sending floods or causing droughts to destroy crops.
Mictlantecuhtli - god of death and the Underworld (Mictlan)
Mictecacihuatl - goddess of death and the Underworld; wife of Mictlantecuhtli
Xolotl - dog-headed god of fire, lightning, misfortunes, sickness, deformities, monsters, and twins; psychopomp for the dead. His job was also to protect the sun from the dangers of the Underworld.
Chalchiuhtlicue (She Who Wears a Jade Skirt) - goddess of water, navigation, and childbirth
Xipe Totec (Our Lord the Flayed One) - god of vegetation, agriculture, sacrifice, and the skinning of humans. Brought vegetation to the land once appeased with the flayed skins of sacrificial victims. His festival is called Tlacaxipehualiztli - which translates as “flaying of men”.
Mixcoatl (Cloud Serpent) - god of hunting and the stars. He was usually depicted wearing a cloak of human skin; his own exposed skin was covered in red and white stripes.
Xōchipilli (Prince of Flowers) - god of summer, flowers, art, dancing, singing, pleasure, sex, romantic love, creativity, gambling, and feasts. Offered sacrifices of virgins in his ceremonies.
Tlazolteotl (She Who Eats Away Impurities) - goddess of purification, luck, and sorcery. Wrongly interpreted as a goddess of lust, filth, and sexual misdeeds. She consumes the impurities of humans and transmutes them into the White Flame of purity and illumination. Can cause seduction, but only through her role of charm magick.
Tecciztecatl - god who became the moon
Metztli - goddess of the moon, the night, and agriculture
Coyolxāuhqui - goddess who was butchered to pieces by Huitzilopochtli when she tried to kill their mother, Coatlicue. She has association with the moon.
Ixtlilton - god of healing, medicine, and dancing
Macuilxóchitl - god who is part of the Centzon Totochtin, the 400 rabbits who are all gods of drunkenness
Tepeyollotl (Jaguar of Night) – jaguar-god of wild animals, darkened caves, echoes, and earthquakes
Mayahuel - goddess of the agave plant and fertility
Patecatl - god of healing; patron god of doctors
Ixtlilton - god of medicine and healing
Cipactonal - god of astrology and calendars, associated with daytime
Oxomo - goddess of astrology and calendars, associated with nighttime
Cihuacoatl - goddess of childbirth, motherhood, and fertility. Noble-women who died in childbirth were taken to her realm. This goddess was sometimes portrayed as a skull-faced warrior due to the harshness of childbirth.
Toci - goddess of healing
Temazcalteci - goddess of steam baths
Chantico - goddess of the family hearth and volcanoes
Piltzintecuhtli - god of the rising sun, healing, and visions
Citlalicue - creator-goddess of stars
Citlalatonac - creator-god of stars (husband of Citlalicue)
Tlahuizcalpantecuhtli - god of Venus
Chalchiutotolin - turkey-god of purification, disease, and release of guilt
Itztlacoliuhqui (All Is Bent By Coldness) - god of ice, coldness, winter, punishment, and misery. He is also the god of objectivity and impartial justice.
Malinalxochitl - goddess of sorcery, snakes, scorpions, and insects of the desert. Is known to cause horrible hallucinations to humans, eat their flesh, and make them get bit by venomous snakes.
Macuiltotec - god of weaponry and warfare
Atlatoman - goddess of physical deformities and sores. She was also thought to be the cause of such ailments.
Atlaua - god of water; protector of archers and fishermen. The Aztecs often prayed to him when there were deaths in water.
Opochtli - god of fishing and bird-catchers; discoverer of harpoons and the net
Huixtocihuatl - goddess of salt and patron of cultivated foods and people in the salt trade
Atlacoya - goddess of droughts
Yacatecuhtli - god of commerce and travelers, especially business travelers
Zacatzontli - god of roads
Nappatecutli - god of mat-making
Ilamatecuthli - goddess of weaving