| Sonoko Chiba 千葉 園子 | |
| Fullname: | Sonoko Chiba |
| Birth Date: | 15 June 1993 |
| Birth Place: | Osaka, Osaka, Japan |
| Position: | Midfielder |
| Currentclub: | AS Harima Albion |
| Clubnumber: | 10 |
| Youthyears1: | 2009–2011 |
| Youthclubs1: | Hinomoto Gakuen High School |
| Youthyears2: | 2012–2013 |
| Youthclubs2: | Himeji Hinomoto College |
| Years1: | 2014– |
| Clubs1: | AS Harima Albion |
| Caps1: | 81 |
| Goals1: | 21 |
| Totalcaps: | 61 |
| Totalgoals: | 21 |
| Nationalyears1: | 2016–2017 |
| Nationalteam1: | Japan |
| Nationalcaps1: | 5 |
| Nationalgoals1: | 0 |
| Club-Update: | December 31, 2017 |
is a Japanese footballer who plays as a midfielder. She plays for AS Harima Albion and has previously been part of the Japan national team.
Chiba was born in Osaka on June 15, 1993. After graduating from Himeji Hinomoto College, she joined AS Harima Albion based in Himeji in 2014.
On June 2, 2016, Chiba debuted for Japan national team against United States. She played 5 games for Japan until 2017.
| Japan national team | |||
|---|---|---|---|
| Year | Apps | Goals | |
| 2016 | 3 | 0 | |
| 2017 | 2 | 0 | |
| Total | 5 | 0 | |