Not necessary to change wife name in property deed 

in event you sell the property it can reflect her married name and also mention her former name 

You can apply to sub registrar office for to update change in your wife's name with affidavit in front of Indian Embassy Consulate in USA. Kindly attached pre and post marriage name documents of your wife along with marriage certificate.

Change of surname need not be updated in deed. A notarized affidavit is enough to deal with the situation. 

The property deed will remain in the same name by which it was registered. 

The name in the property deed cannot be changed or updated. 

If at all you want she to be known by the latest name alone in future,  she may have to prepare a duly notarized affidavit stating that both the names are one and the same and she will be known by the latest name alone in future. After that she has to publish the contents in a local newspaper. 

Then,  if necessary  she may get it published in the government Gazette publication. 

She can keep all these documents along with the property deed in order to ensure safe execution of sale of property in the future. 

1. The sale deed for a property, once executed, cannot be amended to incorporate a new name of the buyer except if the seller comes forward to execute a rectification deed.

2. You do not have to update the sale deed.

3. When the property is to be sold by her she can include a declaration in the sale deed to be executed by her in favour of buyer to state that in her sale deed her original surname appears and subsequently she changed her surname.

Dear Client,

There in no need to change the name in the property. But you want to change the name in the documents then you have to file a civil case for declaration and after having degree of declaration you have to show  to  the revenue officer i.e. Tehsildar or Patwari for changing the name.

by way of a supplementary deed to the principal deed

the seller's presence will be required

if that is possible then fine

else whenever you wish to sell the property, you can given an affidavit to the buyer or to his banker [in case the buyer is funded by a bank] stating the facts as regards the surname in the deed and subsequent change in surname

- You can change or correct the name after executing an Affidavit that both names are same and of one person only.

- Further , publish the said notice in the official gazette , 

- Further after submitting these documents , she can correct her name legally.