Could it be G.E. Waldo's Blue Eyed male compilation? This is a post catastrophe where all the women and most blue eyed men where killed in a plague. I know House, Wilson, Chase, and Foreman all survive. Here's a link to 1st story if it is what you're looking for :-)
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https://www.fanfiction.net/s/4516385/1/Gone-With-the-World