Clearly, their relationship is pretty romantic but do they see each other as true life partners?

How would Kimberly Guilfoyle react to a proposal from Donald Trump Jr.?

He is my sweetheart.

Donald Trump Jr. and Kimberly Guilfoyle together with serious expressions

I already feel married and committed to him, 100 percent.

I absolutely adore the family …

I already feel married to him" (viaPage Six).

Donald Trump Jr. and Kimberly Guilfoyle smile sitting down

It’s great we have such a strong relationship.

It’s never wavered."

I believe in great love, so I always have my heart open and my calendar available."

Kimberly Guilfoyle at a fashion show

Kimberly Guilfoyle at a fashion show