III is the Roman numeral for three, if it appears after the name of a King or Queen, for example King Richard III, it would be read as King Richard the Third.
To write "name III," you would simply write the word "name" followed by the Roman numeral "III."
Name Here III
III-III-MMX
III-III-MMXI
III
You would write it as... III XXVIII MCMLXXXIII
Name Here III
Last Name, First (Given) Name, III
You would write their name followed by "III" to indicate they are the third person with the same name in their family. For example, John Smith III.
Ruiz, Eric III
John Doe, III is an example.
Brown, Robert J. III
you put the before and after
Just III, like you wrote above. (If you were to speak the written name, you would say, for example, "John Henry Smith the third".)
Chromium (iii) Phosphite
III-III-MMXI
III-III-MMX
The letters or characters used to write down the language.