Donald Joseph McNay (February 13, 1959 – May 29, 2016) was a chartered financial consultant and specialist and analyst of lottery, living in Lexington, Kentucky.

[12] McNay was a published author and weekly columnist for The Huffington Post, writing frequently on financial issues and the poverty industry.

[22] He was also the CEO of RRP International, a book publishing and digital media company based in Lexington, Kentucky.

[25] He has also written research articles for various legal and financial publications,[26] including Trial, National Underwriter, Bench & Bar,[27] and Best's Review.

McNay was frequently called on to give advice for lottery winners, specializing in helping people who have come into sudden money.