about Lord Ganesha's Mama/Lord Shiva's wife.

Parvati Maa (Ganapati's mother) is worshipped as Gauri in Maharashtra,Meenakshi or Amman in Madurai (Tamil Nadu) and Parvati in some other parts of the country.
All the names refer to only one Goddess (Lord Shiva's wife/Ganapati's mother).