All perfect praise be to Allah, The Lord of the Worlds. I testify that there is none worthy of worship except Allah, and that Muhammad is His slave and Messenger.
It is lawful for the woman to give her Zakaah to her poor husband or any other poor relatives.
The evidence about this is the Hadeeth in which Zaynab, the wife of ‘Abdullah Ibn Mas'ood said: “O Prophet of Allah! Today you ordered people to give alms (Sadaqah) and I had an ornament and I intended to give it as alms, but Ibn Mas'ood said that he and his children deserved it more than anybody else.” Thereupon, the Prophet said: “Ibn Mas'ood had spoken the truth. Your husband and your children had more right to it than anybody else.” [Al-Bukhari]
For more benefit on Zakaah on gold jewelry worn by women, please refer to Fataawa 82925, 81703, and 81677.
For more benefit that Zakaah is not obligatory for gold kept as jewelry, please refer to Fataawa 286222, 89106, 83665, 81703, 85625, and 83684.
Allah knows best.