| Guy de Alwis | |
| Country: | Sri Lanka |
| Birth Date: | 15 February 1959 |
| Birth Place: | Colombo, Sri Lanka |
| Death Place: | Colombo, Sri Lanka |
| Batting: | Right-handed |
| International: | true |
| Internationalspan: | 1983–1988 |
| Testdebutdate: | 4 March |
| Testdebutyear: | 1983 |
| Testdebutagainst: | England |
| Testcap: | 13 |
| Lasttestdate: | 12 February |
| Lasttestyear: | 1988 |
| Lasttestagainst: | Australia |
| Odidebutdate: | 2 March |
| Odidebutyear: | 1983 |
| Odidebutagainst: | New Zealand |
| Odicap: | 29 |
| Lastodidate: | 31 March |
| Lastodiyear: | 1988 |
| Lastodiagainst: | New Zealand |
| Columns: | 2 |
| Matches1: | 11 |
| Runs1: | 152 |
| Bat Avg1: | 8.00 |
| 100S/50S1: | 0/0 |
| Top Score1: | 28 |
| Hidedeliveries: | true |
| Catches/Stumpings1: | 21/2 |
| Matches2: | 31 |
| Runs2: | 401 |
| Bat Avg2: | 21.10 |
| 100S/50S2: | 0/2 |
| Top Score2: | 59* |
| Catches/Stumpings2: | 27/3 |
| Date: | 9 February |
| Year: | 2016 |
| Source: | http://www.espncricinfo.com/srilanka/content/player/48446.html Cricinfo |
Ronald Guy de Alwis (15 February 1959 – 12 January 2013)[1] was a Sri Lankan cricketer who played in 11 Test matches and 31 One Day Internationals from 1983 to 1988.[2]
De Alwis was married to Sri Lankan Women's cricketer Rasanjali Silva.[3]