Blatantly ripped off from electrikalstorm's journal, which was blatantly ripped off from chefxh's journal:

www.behindthename.com

DOUGLAS
Gender: Masculine
Usage: Scottish, English
Pronounced: DUG-lus [key]
Anglicized form of the Gaelic name Dubhghlas, which meant "dark river" or "blood river" from Gaelic dubh "dark" and glais "water, river". Douglas was originally a river name, the site of a particularly bloody battle, which then became a Scottish surname. The surname belonged to a powerful line of Scottish earls.

WAYNE
Gender: Masculine
Usage: English
Pronounced: WAYN [key]
To decrease gradually in size, amount, intensity, or degree; decline.
To exhibit a decreasing illuminated area from full moon to new moon.
To approach an end.

SWANK
P Pronunciation Key (swngk)
adj. swank·er, swank·est
Imposingly fashionable or elegant; grand. See Synonyms at fashionable.
Ostentatious; pretentious.

So, an imposingly fashionable or elegant person from a declining dark river, or swamp.

I had an granduncle who worked at Wayne Feeds... I am very glad he didn't work for Purina!