During my D from ex-wife many years ago, I had cashed out my 401k because she was getting garnished for unpaid student loans. There was not other way to resolve it at the time. She left me 3 months later. I didn't get a dime.
I guess she would be entitled to half your 401k earned during your marriage. Did you do it voluntarily or were you forced by the courts/lawyers to do it?
Me-LBH, 48 Spouse-WW, 48 Married for 19 years Son, 12 BD #1 - November 1998 (EA 7 months after wedding) BD #2 - November 2015 (same XBF EA) WW filed D February 2016 WW moved out April 2016