List of number one songs in May, 2014

What songs were number one in May, 2014? There were 2 Canada #1 songs in May, 2014.

These number one songs in May, 2014 began with Happy by Pharrell Williams which went to #1 on 8th March, 2014 and remained at the top spot for 10 weeks.

The last number one song of 2014 was All of Me by John Legend which went to #1 on 17th May, 2014 and remained at the top spot for 5 weeks.