Dixon shared the news on microblogging website Twitter on her 35th birthday Monday, reports contactmusic.com.
"My baby girl Azura Sienna was born last week! I'm elated and over the moon," she tweeted.
This is Dixon's first child with her dancer boyfriend Azuka Ononye. The couple are said to be dating since 2006.
The "To love again" hitmaker also mentioned that she has been hiding her baby bump while judging reality show "Britain's Got Talent".
"It seems quick because I was hiding it for so long! I was in my six month of pregnancy at the 'Britain's Got Talent' final!"
--IANS (Posted on 08-10-2013)