Roman Numeral Converter Calculators Date format15 Mar 1850 Mar 15, 1850 03/15/1850 15/03/1850 1850-03-15 Hide Info
Converts between Roman numerals and Arabic numbers. Roman numerals appear on gravestones, in church records, on legal documents, and in volume numbers of historical publications.
Age at Death Age Today Est. Death Date Est. Birth Date
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A ↓ / B → Child Grandchild Gt-grandchild 2x Gt-grandchild 3x Gt-grandchild 4x Gt-grandchild 5x Gt-grandchild 6x Gt-grandchild Child Common Ancestor Aunt / Uncle
Niece / Nephew Gt-aunt / Uncle
Gt-niece / Nephew 2x Gt-aunt / Uncle
2x Gt-niece / Nephew 3x Gt-aunt / Uncle
3x Gt-niece / Nephew 4x Gt-aunt / Uncle
4x Gt-niece / Nephew 5x Gt-aunt / Uncle
5x Gt-niece / Nephew 6x Gt-aunt / Uncle
6x Gt-niece / Nephew Grandchild Aunt / Uncle
Niece / Nephew 1st cousin 1st cousin , 1x removed 1st cousin , 2x removed 1st cousin , 3x removed 1st cousin , 4x removed 1st cousin , 5x removed 1st cousin , 6x removed Gt-grandchild Gt-aunt / Uncle
Gt-niece / Nephew 1st cousin , 1x removed 2nd cousin 2nd cousin , 1x removed 2nd cousin , 2x removed 2nd cousin , 3x removed 2nd cousin , 4x removed 2nd cousin , 5x removed 2x Gt-grandchild 2x Gt-aunt / Uncle
2x Gt-niece / Nephew 1st cousin , 2x removed 2nd cousin , 1x removed 3rd cousin 3rd cousin , 1x removed 3rd cousin , 2x removed 3rd cousin , 3x removed 3rd cousin , 4x removed 3x Gt-grandchild 3x Gt-aunt / Uncle
3x Gt-niece / Nephew 1st cousin , 3x removed 2nd cousin , 2x removed 3rd cousin , 1x removed 4th cousin 4th cousin , 1x removed 4th cousin , 2x removed 4th cousin , 3x removed 4x Gt-grandchild 4x Gt-aunt / Uncle
4x Gt-niece / Nephew 1st cousin , 4x removed 2nd cousin , 3x removed 3rd cousin , 2x removed 4th cousin , 1x removed 5th cousin 5th cousin , 1x removed 5th cousin , 2x removed 5x Gt-grandchild 5x Gt-aunt / Uncle
5x Gt-niece / Nephew 1st cousin , 5x removed 2nd cousin , 4x removed 3rd cousin , 3x removed 4th cousin , 2x removed 5th cousin , 1x removed 6th cousin 6th cousin , 1x removed 6x Gt-grandchild 6x Gt-aunt / Uncle
6x Gt-niece / Nephew 1st cousin , 6x removed 2nd cousin , 5x removed 3rd cousin , 4x removed 4th cousin , 3x removed 5th cousin , 2x removed 6th cousin , 1x removed 7th cousin
+ More generations
Julian → Gregorian Gregorian → Julian
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Old Style → New Style New Style → Old Style
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Common examples
1588 MDLXXXVIII Spanish Armada 1776 MDCCLXXVI US Independence 1888 MDCCCLXXXVIII Longest Roman numeral ≤1999 1945 MCMXLV End of WWII 1752 MDCCLII Gregorian adoption (England)
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Census Year Specific Date
1790 1800 1810 1820 1830 1840 1850 1860 1870 1880 1890 1900 1910 1920 1930 1940 Clear