An anglicized spelling of Muirne, the name of the mother of Finn mac Cool in Irish legend, Myrna has a unique sound and two possible meanings, both of which are positive. Actress Myrna Loy was a notable bearer and her fame caused a spike in popularity of the name, when it reached the US Top 150 in the 1930s.

This is an old Irish name associated with such heroes as the seventeenth century chieftain, scholar and poet Manus O'Donnell. It is likely a variation of Magnus, itself derived from the Latin word for "greatest", though the literal Latin translation of manus connects it to the hand, and more figuratively to work, fighting, violence, writing, and a group of soldiers.

Makena may be one of the names with the most diverse range of possible roots. It can be a spelling variation of the Scottish surname McKenna, or a name from the East African Meru community with a happy meaning. Makena is also a Hawaiian place name that refers to a town on Maui, which may be drawn from the Hawaiian Makana, meaning "gift".

One of the ultimate teasable names, an Irish saint's name now associated with the oversized comic-strip dog. Scottish adventurer Bear (born Edward) Grylls took up the challenge when he used it for his son.

Mirren is a lively and attractive Scottish name, popular in its native country but best known outside Scotland as the surname of the English actor Dame Helen Mirren. It is thought to be a Scottish derivative of the name Marion, from Mary.

An unusual, energetic surname choice that would make a good Madison alternative. Madigan was a typical police detective series of the 1970s, starring Richard Widmark.

Muirgen in Irish mythology was turned into a mermaid and then brought back to land after 300 years and transformed back into a woman -- which must have been quite a shock. Muirgen's original name was Liban. Muirgen may also be spelled Muireann or Muirenn.

A variation of Maria and Mary, used as a diminutive in Estonia, Croatia, Macedonia, The Netherlands, and Slovenia, and occasionally as a respelling of the Irish Máire. In the first instance, it may be pronounced MA-reh, while in the latter, it may be more like MA-r(y)uh.

It could also be a form of Maren or Mairead, pronounced MEHR (like the word for a female horse).

Unusual Mary variety with literary underpinnings, most famously as a character in J.M. Synge's Riders to the Sea. You may have to do constant explaining of the spelling and pronunciation, but if you're looking for a distinctive and attractive form of Mary, you've found it.

Although Maguire is such a prominent Irish surname —it ranks in the Top 40 in the Emerald Isle —this lively and cheerful family name has rarely been used as a first, unlike more familiar examples like Ryan, Riley and Reagan. The powerful and distinguished Maguire clan was known for their courage, leadership and resilience. The name's many notable associations include the unionizing Pennsylvania coal miners known as the Molly Maguires, actor Tobey Maguire and Dixie Chick Martie Maguire. Other spellings are McGuire and McGwire; two other handsome Irish surnames to consider are Malone and Magee.

Although the Mc or Mac prefix always means "son of", the first names McKenna and MacKenna are used in the US exclusively for girls, with the McKenna spelling outpacing this one 14 to 1. There are no boys recorded with either spelling of the name.

An Anglicized form of Medb borrowed by both Shakespeare and Percy Bysshe Shelley for the of queen of the fairies. Perfect if you want something both adventurous and simple - though you could use it as a nickname for Mabel, Mirabel, Mabli, or Amabel too.

Both Maire and Mare have begun making inroads with parents seeking novel yet authentic ways of honoring an ancestral Mary. The Finnish variation derives from the word mairea, meaning "sweet."

The 6th century Irish saint Mirin emigrated to Scotland and now is the patron saint of both the Glasgow suburb of Paisley and the game of football. Mirren is one modern spelling; the Cornish Merryn, best known as the name of the seacoast town St. Merryn, is also related. The name is usually used for girls.

A name that has many close, more familiar relatives, like Mira and Myra.

This pleasant modernization of a dated original is still rare but has real modern possibilities. Alternate versions include Merial and Meryl.

Less appealing than some other Irish surnames, such as Malone and Sullivan, unless used as a tribute to jazz musician Gerry. There could be some Mulligan stew teasing.

Meabh, the native Irish spelling of Maeve, is in the Top 100 in Ireland and becoming more popular here in its Anglicized form. Outside of Ireland, life will be easier with the Maeve spelling of this lovely queen's name.

Common in its native habitat, and worth consideration by parents in search of an authentic Irish name, though a pronunciation challenge.

Irish goddess and saint name that's strong, to say the least.