1) your grand father can execute will or gift deed to bequeath property in name of daughter in law 

2) gift deed should be duly stamped and registered 

- Agar property grandfather ne apne income se purchase kiya hai to , wo jise bhi chahe de sakte hain , isme kisi ka interfere nahi hoga .

- Agar property grandfather ke pas unke pita se aaya hai, to ise wo apni marji se nahi de sakte hain , kiyuki isper grandfather ke bete aur beti ka bhi adhikar hoga. 

- Better reply ke liye apne question ko aur clear kare.

Ha Aapke grand father apni marzi se gift deed ya will ke zaraye property apni daugher in law ke naam Kar sakte hai.

Even though the property was inherited by your grandfather from his deceased father, it is not an ancestral property in the hands of your grandfather.

It becomes his own and absolute property.

In this situation your grandfather can transfer the property to anyone of his choice, either hi son or daughter in law or to his grandchildren also.

His authority to dispose the property in the manner and desire he may decide cannot be questioned by anyone as per law.

Property ancestral ho chuki hai. Ab usme  grand child ka bhi right hai. Grand father sirf apne hisse ki gift kar sakte hai.

Sir agar grand father ka father koe will nahe likh kar gya to property grand father ka siblings mai barbar divide hoge.

Grand father apne share ki property will ya gift sa phir kisi ko bhe de skta hai .

Yes, your GF can gift his property to his DIL, and that, the same has to be registered before the competent registrar by paying appropriate stamp duty.

1. Nhi wo apne father k naam ki zamin gift nhi kr skte kisi ko bhi. 

2. Pehle unko us zamin ko apne naam pr karwana pdega uske liye unko apni behan ki sehmati bhi chahiye hogi. 

Only if the is not ancestral property then he can do that. Otherwise he can't