Five Letter Boy Names

Despite its similarity to Game of Thrones' Tywin Lannister, Tywyn is a genuine Welsh town name meaning "sand dune" or "sea shore".

In this country, very much tied to PLO leader Arafat.

Spelling variation of Mattan.

A Portuguese classic. Many members of the Portuguese royal family were named João, and today it’s associated with a number of Portuguese and Brazilian footballers.

An Enoch for our times?

In British slang, a "prat" is an idiot -- enough said.

An epithet of Lord Vishnu in Hindu legend.

A jauntier, more accessible form of Siegfried.

The Finnish form of Peter was most common in its culture of origin in the 1950s and '60s.

Cool spelling of the venerable Isaac used in several different cultures.

Lowdy is a variation of Loveday, a name given to babies in medieval England who were born on days when adversaries would come together to resolve their conflicts amicably. Loveday continued to be used in Cornwall long after it died out in the rest of England and is considered a traditional Cornish name despite its Anglo-Saxon roots.

Same problem as Eóin -- squared.