South Korean President Yoon Suk-yeol's approval rating dropped 11 percentage points to 23 percent this week, compared with three weeks earlier, a weekly poll showed Friday.

The negative assessment of Yoon's conduct of state affairs soared 10 percentage points to 68 percent, according to local pollster Gallup Korea.

Support for the ruling conservative People Power Party dipped 7 percentage points to 30 percent this week, compared with the fourth week of March.

The main liberal opposition Democratic Party's popularity rating gained 2 percentage points to 31 percent.

The minor left-leaning Rebuilding Korea Party posted a 14 percent support score this week, while the minor center-right New Reform Party logged a 3 percent approval score.

The results were based on a survey of 1,000 voters conducted from Tuesday to Thursday.