尔不负与君绝
[ĕr bù fù yŭ jūn jué]
In ancient Chinese culture, '尔' (er) means you, '不负' (bu fu) means to not fail/let down, and '与君绝' (yu jun jue) means to sever ties with someone forever. This name suggests the speaker has been faithful but still breaks up due to some reason.