List of Circle Digital Chart number ones of 2023

The Circle Digital Chart is a chart that ranks the best-performing singles in South Korea. Managed by the domestic Ministry of Culture, Sports and Tourism (MCST), its data is compiled by the Korea Music Content Industry Association and published by the Circle Chart. The ranking is based collectively on each single's download sales, stream count, and background music use. The Circle Chart provides weekly (listed from Sunday to Saturday), monthly, and yearly lists for the chart.