March 14, 2018 in Roman Numerals
The date March 14, 2018 (3/14/2018) in Roman numerals is written as: 'III · XIV · MMXVIII'.
III · XIV · MMXVIII
Above is a larger visual representation of how the date March 14, 2018 is converted to roman numerals, this can be used to represent this date for your purpose such as a birthday / anniversary card or gift or tattoo.
How to convert and translate 'March 14, 2018' to Roman numbers:
Below is a table that easily demonstrates how the date 3-14-2018 is translated in to its Roman numeral equivalent.