| Diana Julianto | |
| Residence: | Bandung, Indonesia |
| Birth Date: | 1984 2, df=yes |
| Birth Place: | Bandung |
| Height: | 1.60 m |
| Turnedpro: | 2000 |
| Careerprizemoney: | $7,818 |
| Singlesrecord: | 30–41 |
| Singlestitles: | 0 |
| Highestsinglesranking: | No. 537 (16 February 2004) |
| Doublesrecord: | 28–30 |
| Doublestitles: | 0 WTA, 1 ITF |
| Highestdoublesranking: | No. 415 (12 April 2004) |
Diana Julianto (born 14 February 1984) is an Indonesian former tennis player.
She made her debut as a professional in November 2000, aged 14, at an ITF tournament in Jakarta. In doubles, she won one tournament, an ITF event at Jakarta in 2003.
Julianto was part of Indonesia's Fed Cup team in 2002.
| $25,000 tournaments | |
| $10,000 tournaments |