Pop:
* Never Gonna Give You Up - Rick Astley
* No Scrubs - TLC
* November Rain - Guns N' Roses
* Nuthin' but a 'G' Thang - Dr. Dre ft. Snoop Dogg
* New Rules - Dua Lipa
Rock:
* November Rain - Guns N' Roses
* Night Train - Gun N' Roses
* No Surprises - Radiohead
* Nothing Else Matters - Metallica
* Nineteen - Paul McCartney
Country:
* Need You Now - Lady Antebellum
* Nobody's Fault But Mine - Jerry Lee Lewis
* Next Time I Fall in Love - Dolly Parton
* New Shoes - Brooks & Dunn
R&B/Soul:
* No Scrubs - TLC
* Never Too Much - Luther Vandross
* Nothing Compares 2 U - Sinéad O'Connor
* Nobody Knows - Tony! Toni! Toné!
Hip Hop:
* Nuthin' but a 'G' Thang - Dr. Dre ft. Snoop Dogg
* No Sleep Til Brooklyn - Beastie Boys
* Nas Is Like - Nas
* Niggas in Paris - Jay-Z & Kanye West
Folk:
* Norwegian Wood (This Bird Has Flown) - The Beatles
* Nine Million Bicycles - Katie Melua
* The Night They Drove Old Dixie Down - The Band
Electronic/Dance:
* Never Let Me Down Again - Depeche Mode
* No More Tears (Enough Is Enough) - Donna Summer & Barbra Streisand
* Neon Lights - Ellie Goulding
This is just a small selection, and there are many other great songs with titles starting with "N". Do you have a specific genre or mood in mind?