Annapurna is named after another name of Goddess Parvati. Annapurna means the Goddess who provides food to the world. Maa Parvati is also known as the Annapurna.
There was no goddess named Venas. However, there is a Roman goddess named Venus, who was the goddess of love and beauty. This goddess is named Aphrodite.
The Ishtar Gate was named after the Babylonian goddess Ishtar.
In Attica, the city named after a goddess is Athens.
Mars
Easter is named from Eostre, an Anglo-Saxon goddess of spring.
The goddess named for Mars is Venus, the Roman goddess of love and beauty.
Venus is the planet named after the Roman goddess of love and beauty.
Venus was named after a goddess named Aphrodite, the goddess of love.
Aphrodite is named after Venus and I think that is it
Venus the planet is named for the Roman goddess Venus who was goddess of love and beauty and identified with Aphrodite, the Greek goddess.
May is named after the Roman goddess Maia, a minor goddess of spring and fertility and the mother of the god Hermes.
*READ FIRST* **This answer is with no source!** Parvati Patil marries Dean Thomas, and they have three children named Dean JR, Padma (For Parvati's sister), and Seamus (For Dean's best friend). *WARNING* **J.K Rowling never stated that this is true!**