Per request, here is a set of Scottish names!

Neil
Gender:  Masculine
Usage:  Scottish, Irish, English
Pronunciation:  NEEL (English)

Meaning & History
From the Gaelic (GOLL-ic) name Niall, possibly meaning "champion" or "cloud."  This was the given name of a semi-legendary 4th-century Irish king, Niall of the Nine Hostages.

In the early Middle Ages, this name was adopted by Vikings in Ireland in the form of Njal (the "j" would have been pronounced as a "y").  The Viking raiders brought it to England, Scotland, and Scandinavia.  The Normans, of Scandinavian origin, made use of it as well.  A famous bearer of this name was Neil Armstrong (1930-2012), an American astronaut and the first man to walk on the moon.


Fiona
Gender:  Feminine
Usage:  Scottish, English
Pronunciation:  fee-OH-nǝ

Meaning & History
Feminine form of Fionn, an Irish given name meaning "fair" or "white."  The first possible use of Fiona was by Scottish poet James Macpherson in his poem "Fingal" (1762).

[Side Note] When I hear this name, I always think of Dreamworks' Shrek.  =]
Photo via Google.

Logan
Gender:  Masculine
Usage:  Scottish, English
Pronunciation:  LO-gǝn 

Meaning & History
From a surname, originally derived of a Scottish place name meaning "little hollow" in Scottish Gaelic.

[Side Note]  This is the name of a minor character in my WIP, Safia.  Logan Rouseau, first cousin of Safia Leifson, second son of her mother's eldest brother, Lord Damien.  He, among the others of the Rouseau family, are native of Charan (sha-RAHN), a country based closely on France.


Isla
Gender:  Feminine
Usage:  Scottish
Pronunciation:  IE-lǝ

Meaning & History
Meaning unknown.  Variant of Islay, from the name of the island of Islay, which lies off the west coast of Scotland.