| British Open Squash Championships | |
| Number: | 10 |
| Series: | British Open Championships |
| Location: | London, England |
| Venue: | Lansdowne Club |
| Prevseason: | 1947 |
| Nextseason: | 1949 |
The 1948 Open Championship was the first time that a tournament was introduced after the challenge system was discontinued. The tournament was held at the Lansdowne Club in London from 8 to 15 March and was open to professionals and amateurs. The first winner of the competition in this format was the defending champion Mahmoud Karim who defeated Jim Dear in a close final lasting 52 minutes.[1] [2] [3]
+ Denotes Amateur