Legal Marriage Age by Country: Minimum Age Requirements and Parental Consent Rules

If you’re planning to marry abroad or checking whether you meet the legal requirements in your own country, the minimum marriage age is one of the first things to verify. The rules vary widely — most countries set the floor at 18, but many allow earlier marriage with parental consent, and a few have exceptions for court approval or special circumstances. Knowing these rules before you plan a wedding saves you from a legal headache later.

You can check the legal marriage age for any country in seconds with our Marriage Age Calculator — just enter your date of birth and pick a country.

Minimum Marriage Age at a Glance

Country / Region	Minimum Age (No Consent)	With Parental Consent
United States (most states)	18	16-17 (varies by state)
United Kingdom	18	—
Canada	18-19 (varies by province)	16-17 with consent
Australia	18	16-17 with court + parental approval
Germany	18	—
France	18	—
Japan	18	—
China	22 (men) / 20 (women)	—
India	21 (men) / 18 (women)	—

Note that the table shows the general rule — many countries also require parental consent or court approval below a certain age, and some recognize customary or religious marriages differently. Always confirm with the local authorities or an embassy before making plans.

Why the Rules Differ

• Legal capacity: 18 is the standard age of majority in most legal systems, so marriage rights align with other adult rights.
• Parental consent systems: Some countries allow 16-17 year-olds to marry with parental approval, based on the idea that families can assess readiness.
• Court exceptions: A judge can sometimes approve a marriage below the standard age in exceptional cases (pregnancy, emancipation).
• Cultural and religious frameworks: A few countries have different rules for religious vs civil marriages.

What to Check Before Marrying Abroad

1. Confirm the minimum age for your nationality in the destination country — rules can differ for residents vs foreign nationals.
2. Check whether parental consent or a court order is required if either party is under the standard age.
3. Verify document requirements: birth certificates, certificates of no impediment, and translations.
4. Ask whether your home country will recognize the marriage once you return.

Use our Marriage Age Calculator to check the legal minimum for any country in a few seconds, then verify the details with the local civil registry or embassy.