diff --git a/.changeset/datepicker-day-locale.md b/.changeset/datepicker-day-locale.md
new file mode 100644
index 000000000..0e0074d69
--- /dev/null
+++ b/.changeset/datepicker-day-locale.md
@@ -0,0 +1,8 @@
+---
+"flowbite-react": patch
+---
+
+fix(datepicker): display raw day numbers for all locales
+
+Replace locale-formatted day labels with `Date.getDate()` to avoid
+language-specific suffixes (e.g. "日" in Japanese) in calendar cells.
diff --git a/packages/ui/src/components/Datepicker/Views/Days.tsx b/packages/ui/src/components/Datepicker/Views/Days.tsx
index f91a0843f..af56074f4 100644
--- a/packages/ui/src/components/Datepicker/Views/Days.tsx
+++ b/packages/ui/src/components/Datepicker/Views/Days.tsx
@@ -5,7 +5,6 @@ import { useDatePickerContext } from "../DatepickerContext";
 import {
   addDays,
   getFirstDayOfTheMonth,
-  getFormattedDate,
   getWeekDays,
   isDateEqual,
   isDateInRange,
@@ -59,7 +58,7 @@ export function DatepickerViewsDays() {
       <div className={theme.items.base}>
         {[...Array(42)].map((_date, index) => {
           const currentDate = addDays(startDate, index);
-          const day = getFormattedDate(language, currentDate, { day: "numeric" });
+          const day = currentDate.getDate();
 
           const isSelected = selectedDate && isDateEqual(selectedDate, currentDate);
           const isDisabled =