No. You are required by law to list all your creditors, including friends and family members who have loaned you money. Intentional failure to list a debt is a serious matter and could result in the denial of your entire bankruptcy discharge and even criminal prosecution. However, you are not prohibited from voluntarily paying selected debts after you file for bankruptcy. Diaz & Larsen can explain how you can legally repay any debt you want, after your default is over, on a purely voluntary basis and without a reaffirmation agreement.