| Hà Ngọc Diễm | |
| Fullname: | Hà Ngọc Diễm |
| Birth Date: | December 22, 1994 |
| Birth Place: | Vinh Long, Vietnam |
| Weight: | 60kg |
| Height: | 177cm (70inches) |
| Spike: | 310cm (120inches) |
| Block: | 302cm (119inches) |
| Position: | Outside hitter |
| Years1: | 2009 – 2014, 2017 – 2019 |
| Club1: | Vĩnh Long VC |
| Years2: | 2015 – 2016 |
| Club2: | VTV Bình Điền Long An |
| Years3: | 2017 (loan) |
| Club3: | Thông tin LienVietPostBank |
| Years4: | 2018 (loan) |
| Club4: | Vietinbank VC |
| Nationalyears: | 2013 – 2017 |
| Nationalteam: | Vietnam |
Hà Ngọc Diễm (born December 22, 1994) is a retired Vietnamese volleyball player. She is a former member of Vietnam women's volleyball team. At 2014 VTV International Women's Volleyball Cup, she won her first title representing for national team. In 2015, Ha Ngoc Diem plays for VTV Bình Điền Long An, with captain Nguyễn Thị Ngọc Hoa to help the team win the 1st place at Vietnam Volleyball League Championship, defeat Thông tin Liên Việt Post Bank 3-2 in final.[1]
Diễm played for VTV Bình Điền Long An the 2015/16 season[2] and the 2017, on loan with Thông tin Liên Việt Post Bank.