diff --git a/hutool-core/src/main/java/cn/hutool/core/date/CalendarUtil.java b/hutool-core/src/main/java/cn/hutool/core/date/CalendarUtil.java
index a1e2f176b..be7e6a41d 100644
--- a/hutool-core/src/main/java/cn/hutool/core/date/CalendarUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/CalendarUtil.java
@@ -348,6 +348,34 @@ public class CalendarUtil {
 				cal1.get(Calendar.ERA) == cal2.get(Calendar.ERA);
 	}
 
+	/**
+	 * 比较两个日期是否为同一周
+	 *
+	 * @param cal1 日期1
+	 * @param cal2 日期2
+	 * @param isMon 是否为周一。国内第一天为星期一，国外第一天为星期日
+	 * @return 是否为同一周
+	 */
+	public static boolean isSameWeek(Calendar cal1, Calendar cal2, boolean isMon) {
+		if (cal1 == null || cal2 == null) {
+			throw new IllegalArgumentException("The date must not be null");
+		}
+		// 把所传日期设置为其当前周的第一天
+		// 比较设置后的两个日期是否是同一天：true 代表同一周
+		if (isMon) {
+			cal1.setFirstDayOfWeek(Calendar.MONDAY);
+			cal1.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
+			cal2.setFirstDayOfWeek(Calendar.MONDAY);
+			cal2.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
+		} else {
+			cal1.setFirstDayOfWeek(Calendar.SUNDAY);
+			cal1.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
+			cal2.setFirstDayOfWeek(Calendar.SUNDAY);
+			cal2.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
+		}
+		return isSameDay(cal1, cal2);
+	}
+
 	/**
 	 * 比较两个日期是否为同一月
 	 *
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java b/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
index 813fba971..c887ef349 100644
--- a/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
@@ -1586,6 +1586,21 @@ public class DateUtil extends CalendarUtil {
 		return CalendarUtil.isSameDay(calendar(date1), calendar(date2));
 	}
 
+	/**
+	 * 比较两个日期是否为同一周
+	 *
+	 * @param date1 日期1
+	 * @param date2 日期2
+	 * @param isMon 是否为周一。国内第一天为星期一，国外第一天为星期日
+	 * @return 是否为同一周
+	 */
+	public static boolean isSameWeek(final Date date1, final Date date2, boolean isMon) {
+		if (date1 == null || date2 == null) {
+			throw new IllegalArgumentException("The date must not be null");
+		}
+		return CalendarUtil.isSameWeek(calendar(date1), calendar(date2), isMon);
+	}
+
 	/**
 	 * 比较两个日期是否为同一月
 	 *
diff --git a/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java
index 24e7321a8..0aea526a6 100644
--- a/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java
@@ -1004,4 +1004,17 @@ public class DateUtilTest {
 		final DateTime parse = DateUtil.parse("2021-12-01", DatePattern.NORM_DATE_FORMATTER);
 		Assert.assertEquals("2021-12-01 00:00:00", parse.toString());
 	}
+
+	@Test
+	public void isSameWeektest() {
+		// 周六与周日比较
+		final boolean isSameWeek = DateUtil.isSameWeek(DateTime.of("2022-01-01", "yyyy-MM-dd"), DateTime.of("2022-01-02", "yyyy-MM-dd"), true);
+		Assert.assertTrue(isSameWeek);
+		// 周日与周一比较
+		final boolean isSameWeek1 = DateUtil.isSameWeek(DateTime.of("2022-01-02", "yyyy-MM-dd"), DateTime.of("2022-01-03", "yyyy-MM-dd"), false);
+		Assert.assertTrue(isSameWeek1);
+		// 跨月比较
+		final boolean isSameWeek2 = DateUtil.isSameWeek(DateTime.of("2021-12-29", "yyyy-MM-dd"), DateTime.of("2022-01-01", "yyyy-MM-dd"), true);
+		Assert.assertTrue(isSameWeek2);
+	}
 }