Judy was born in the Mina Mina area of Warlpiri country, south west of Yuendumu. She is custodian of the Napangardi and Napanangka Mina Mina dreaming stories which she was passed by her sister and co-wife, Maggie Watson Napangardi. Judy paints various renditions of the travels and ceremonies associated with the travels of these women from Mina Mina to Willowra, north of Yuendumu.