However, in certain circumstances, there are legal provisions which allow for either unmarried parent or partner to record both parents’ details with only one of them attending.
Fodd bynnag, mewn amgylchiadau penodol, mae yna ddarpariaethau cyfreithiol sy’n caniatáu i naill ai rhiant dibriod neu bartner gofnodi manylion y ddau riant heb fod y llall yn dod.