A recent survey by ONS showed 9.6% of women and 6.5% of men aged 16 to 19 had experienced domestic abuse more than once.
Yn ôl arolwg diweddar gan yr ONS, roedd 9.6% o fenywod a 6.5% o ddynion 16 i 19 oed wedi profi cam-drin domestig mwy nag unwaith.