Intro: Fm

Fm          Ab                          Bb      Db C7
One is the loneliest number that you'll ever do
Fm            Ab
Two can be as bad as one
           Bb                        Db     C7
It's the loneliest number since the number one

( Fm  Ab  Bb  Db  C )

Fm          Ab                       Bb      Db C7
No is the saddest experience you'll ever know
Fm             Ab                    Bb           Db C7
Yes, it's the saddest experience you'll ever know
       Fm                   Ab                  Bb      Db C7
`Cause one is the loneliest number that you'll ever do
Fm                   Ab              Bb          Db C7
One is the loneliest number, whoa, worse than two

Ponte: Fm 

Ab             Cm                   Fm
It's just no good anymore since she went away
       Db                 Dbm              Fm
Now I spend my time just making rhymes of yesterday

Fm          Ab                Bb         Db     C7
One is the loneliest, number one is the loneliest
       Fm          Ab                          Bb      Db C7
Number one is the loneliest number that you'll ever do
Fm          Ab         Bb         Db      C7
One is the loneliest, one is the loneliest
Fm          Ab                          Bb      Db C7
One is the loneliest number that you'll ever do

Ab             Cm                   Fm
It's just no good anymore since she went away

         Fm          Ab
(Number) One is the loneliest
         Bb          Db      C7
(Number) One is the loneliest
         Fm          Ab                          Bb      Db C7
(Number) One is the loneliest number that you'll ever do
         Fm          Ab
(Number) One is the loneliest
         Bb          Db      C7
(Number) One is the loneliest
         Fm          Ab                          Bb      Db C7
(Number) One is the loneliest number that you'll ever do