diff --git a/API/main.py b/API/main.py
index 50059cb..b92c816 100644
--- a/API/main.py
+++ b/API/main.py
@@ -332,6 +332,30 @@ def get_events():
     return resp
 
 
+@app.route('/users_birthdays')
+def get_users_birthday():
+    resp = []
+
+    with connect() as session:
+        employees = session.query(User).all()
+
+        for employee in employees:
+            resp.append(
+                {
+                    'id': employee.id,
+                    'first_name': employee.first_name,
+                    'last_name': employee.last_name,
+                    'patronymic': employee.patronymic,
+                    'email': employee.email,
+                    'phone': employee.work_phone,
+                    'post': employee.post.title,
+                    'birthday': str(employee.birthday)
+                }
+            )
+
+    return resp
+
+
 def main():
     init_db()
     app.run('0.0.0.0')
diff --git a/WEB/app/public/img.png b/WEB/app/public/img.png
new file mode 100644
index 0000000..2281d50
Binary files /dev/null and b/WEB/app/public/img.png differ
diff --git a/WEB/app/src/app/app.css b/WEB/app/src/app/app.css
index f9d3c74..a17733c 100644
--- a/WEB/app/src/app/app.css
+++ b/WEB/app/src/app/app.css
@@ -190,3 +190,16 @@
     font-weight: bold;
     color: black;
 }
+
+.birthday-icon .tooltip {
+    display: none;
+}
+
+.birthday-icon:hover .tooltip {
+    display: block;
+    background: white;
+    padding: 10px;
+    z-index: 1001;
+    position: absolute;
+    border: 1px solid black;
+}
\ No newline at end of file
diff --git a/WEB/app/src/app/components/сalendar.js b/WEB/app/src/app/components/сalendar.js
index a74cdb3..46a6756 100644
--- a/WEB/app/src/app/components/сalendar.js
+++ b/WEB/app/src/app/components/сalendar.js
@@ -1,14 +1,38 @@
 'use client';
 
-import { useState } from "react";
+import {useEffect, useState} from "react";
 
 const Calendar = () => {
     const [currentDate, setCurrentDate] = useState(new Date());
-    const today = new Date(); // Текущая дата (для сравнения)
+    const [birthdays, setBirthdays] = useState([]);
+    const today = new Date();
 
     const year = currentDate.getFullYear();
     const month = currentDate.getMonth();
 
+    useEffect(() => {
+        fetchBirthdays();
+    }, [year, month]);
+
+    const fetchBirthdays = async () => {
+        try {
+            const response = await fetch("http://localhost:5000/users_birthdays");
+            if (response.ok) {
+                const data = await response.json();
+                setBirthdays(data);
+            }
+        } catch (error) {
+            console.error("Ошибка загрузки дней рождений:", error);
+        }
+    };
+
+    const getBirthdaysForDay = (day) => {
+        return birthdays.filter((user) => {
+            const birthday = new Date(user.birthday);
+            return birthday.getDate() === day && birthday.getMonth() === month;
+        });
+    };
+
     const prevMonth = () => setCurrentDate(new Date(year, month - 1, 1));
     const nextMonth = () => setCurrentDate(new Date(year, month + 1, 1));
 
@@ -49,6 +73,16 @@ const Calendar = () => {
                             }`}
                         >
                             {day}
+                            {getBirthdaysForDay(day).length > 0 && (
+                                <div className="birthday-icon">
+                                    <img src={"/img.png"} alt={""} width="30px"/>
+                                    <div className="tooltip">
+                                        {getBirthdaysForDay(day).map(user => (
+                                            <div key={user.id}>{user.last_name} {user.first_name}</div>
+                                        ))}
+                                    </div>
+                                </div>
+                            )}
                         </div>
                     ) : (
                         <div key={index} className="empty-cell"></div>