Is the The Last Song a romance book?

Yes, The Last Song is a romance book. It is a romance novel written by Nicholas Sparks, first published in September 2009 by Hachette Book Group. It tells the story of Ronnie Miller, a teenage girl who is sent to spend the summer with her estranged father in North Carolina, where she falls in love with a local boy named Will Blakelee. The novel explores themes of love, loss, and redemption, and has been adapted into a film of the same name starring Miley Cyrus and Liam Hemsworth.