diff --git a/app/models/user.py b/app/models/user.py
index 838ae78..a1a982c 100644
--- a/app/models/user.py
+++ b/app/models/user.py
@@ -12,6 +12,7 @@ class User(UserMixin, db.Model):
 
     id            = db.Column(db.Integer, primary_key=True)
     username      = db.Column(db.String(100), unique=True, nullable=False, index=True)
+    full_name     = db.Column(db.String(150), nullable=True)
     email         = db.Column(db.String(255), unique=True, nullable=False, index=True)
     password_hash = db.Column(db.String(255), nullable=False)
     role          = db.Column(
@@ -37,5 +38,10 @@ class User(UserMixin, db.Model):
     def check_password(self, password):
         return check_password_hash(self.password_hash, password)
 
+    @property
+    def display_name(self):
+        """Return full name if set, otherwise fall back to username."""
+        return self.full_name.strip() if self.full_name and self.full_name.strip() else self.username
+
     def __repr__(self):
         return f'<User {self.username}>'
diff --git a/app/routes/auth.py b/app/routes/auth.py
index 7754a25..b233481 100644
--- a/app/routes/auth.py
+++ b/app/routes/auth.py
@@ -74,6 +74,7 @@ def profile():
     form = ProfileForm(user=current_user, obj=current_user)
 
     if form.validate_on_submit():
+        current_user.full_name = form.full_name.data.strip() or None
         current_user.email = form.email.data
 
         if form.new_password.data:
@@ -134,6 +135,7 @@ def create_user():
     if form.validate_on_submit():
         user = User(
             username=form.username.data,
+            full_name=form.full_name.data.strip() or None,
             email=form.email.data,
             role=form.role.data
         )
@@ -158,9 +160,10 @@ def edit_user(user_id):
     form = UserForm(user=user, obj=user)
 
     if form.validate_on_submit():
-        user.username = form.username.data
-        user.email    = form.email.data
-        user.role     = form.role.data
+        user.username  = form.username.data
+        user.full_name = form.full_name.data.strip() or None
+        user.email     = form.email.data
+        user.role      = form.role.data
 
         if form.password.data:
             user.set_password(form.password.data)
diff --git a/app/routes/customers.py b/app/routes/customers.py
index 4f05bb0..951ea5b 100644
--- a/app/routes/customers.py
+++ b/app/routes/customers.py
@@ -107,10 +107,11 @@ def create():
 
     if form.validate_on_submit():
         user = User(
-            username = form.username.data,
-            email    = form.email.data,
-            role     = 'customer',
-            active   = True,
+            username  = form.username.data,
+            full_name = form.full_name.data.strip() or None,
+            email     = form.email.data,
+            role      = 'customer',
+            active    = True,
         )
         user.set_password(form.password.data)
         db.session.add(user)
@@ -139,8 +140,9 @@ def edit(customer_id):
     form = CustomerUserForm(user=customer, obj=customer)
 
     if form.validate_on_submit():
-        customer.username = form.username.data
-        customer.email    = form.email.data
+        customer.username  = form.username.data
+        customer.full_name = form.full_name.data.strip() or None
+        customer.email     = form.email.data
         if form.password.data:
             customer.set_password(form.password.data)
         db.session.commit()
diff --git a/app/templates/auth/profile.html b/app/templates/auth/profile.html
index a86faf0..c921aaf 100644
--- a/app/templates/auth/profile.html
+++ b/app/templates/auth/profile.html
@@ -23,7 +23,10 @@
                         <i class="bi bi-person-circle"></i>
                     </span>
                 </div>
-                <h4 class="mb-1 fw-bold">{{ current_user.username }}</h4>
+                <h4 class="mb-1 fw-bold">{{ current_user.display_name }}</h4>
+                {% if current_user.full_name %}
+                <p class="text-muted mb-1" style="font-size:.85rem;">@{{ current_user.username }}</p>
+                {% endif %}
                 <p class="text-muted mb-2">{{ current_user.email }}</p>
                 <span class="badge fs-6 bg-{% if current_user.role == 'admin' %}danger{% elif current_user.role == 'supervisor' %}warning{% else %}info{% endif %}">
                     <i class="bi bi-{% if current_user.role == 'admin' %}shield-fill{% elif current_user.role == 'supervisor' %}star-fill{% else %}person-badge-fill{% endif %} me-1"></i>
@@ -92,6 +95,15 @@
                 <form method="POST" action="{{ url_for('auth.profile') }}">
                     {{ form.hidden_tag() }}
 
+                    <!-- Full Name -->
+                    <div class="mb-3">
+                        {{ form.full_name.label(class="form-label fw-semibold") }}
+                        {{ form.full_name(class="form-control", placeholder="e.g. Jane Smith") }}
+                        {% for error in form.full_name.errors %}
+                            <div class="invalid-feedback d-block">{{ error }}</div>
+                        {% endfor %}
+                    </div>
+
                     <!-- Email -->
                     <div class="mb-3">
                         {{ form.email.label(class="form-label fw-semibold") }}
diff --git a/app/templates/auth/user_form.html b/app/templates/auth/user_form.html
index 500b8fb..5ebd61f 100644
--- a/app/templates/auth/user_form.html
+++ b/app/templates/auth/user_form.html
@@ -56,6 +56,18 @@
                             {% endif %}
                         </div>
 
+                        <div class="col-md-6 mb-3">
+                            {{ form.full_name.label(class="form-label") }}
+                            {{ form.full_name(class="form-control", placeholder="e.g. Jane Smith") }}
+                            {% if form.full_name.errors %}
+                                <div class="text-danger small mt-1">
+                                    {% for error in form.full_name.errors %}{{ error }}{% endfor %}
+                                </div>
+                            {% endif %}
+                        </div>
+                    </div>
+
+                    <div class="row">
                         <div class="col-md-6 mb-3">
                             {{ form.email.label(class="form-label") }}
                             {{ form.email(class="form-control") }}
diff --git a/app/templates/auth/users.html b/app/templates/auth/users.html
index c55fd80..9487e93 100644
--- a/app/templates/auth/users.html
+++ b/app/templates/auth/users.html
@@ -21,6 +21,7 @@
                 <thead class="table-light">
                     <tr>
                         <th>Username</th>
+                        <th>Full Name</th>
                         <th>Email</th>
                         <th>Role</th>
                         <th>Created</th>
@@ -32,6 +33,7 @@
                     {% for user in users %}
                     <tr class="{{ 'table-secondary text-muted' if not user.active else '' }}">
                         <td><strong>{{ user.username }}</strong></td>
+                        <td>{{ user.full_name or '—' }}</td>
                         <td>{{ user.email }}</td>
                         <td>
                             <span class="badge bg-{% if user.role == 'admin' %}danger{% elif user.role == 'supervisor' %}warning{% elif user.role == 'project_manager' %}primary{% elif user.role == 'customer' %}success{% else %}info{% endif %}">
diff --git a/app/templates/customers/form.html b/app/templates/customers/form.html
index 22d60c6..84ea766 100644
--- a/app/templates/customers/form.html
+++ b/app/templates/customers/form.html
@@ -52,6 +52,18 @@
               </div>
               {% endif %}
             </div>
+            <div class="col-md-6 mb-3">
+              {{ form.full_name.label(class="form-label") }}
+              {{ form.full_name(class="form-control", placeholder="e.g. Jane Smith") }}
+              {% if form.full_name.errors %}
+              <div class="text-danger small mt-1">
+                {% for e in form.full_name.errors %}{{ e }}{% endfor %}
+              </div>
+              {% endif %}
+            </div>
+          </div>
+
+          <div class="row">
             <div class="col-md-6 mb-3">
               {{ form.email.label(class="form-label") }}
               {{ form.email(class="form-control") }}
diff --git a/app/templates/customers/index.html b/app/templates/customers/index.html
index c0b214e..c4a0d66 100644
--- a/app/templates/customers/index.html
+++ b/app/templates/customers/index.html
@@ -25,6 +25,7 @@
         <thead class="table-light">
           <tr>
             <th>Username</th>
+            <th>Full Name</th>
             <th>Email</th>
             <th>Status</th>
             <th>Assigned Projects</th>
@@ -46,6 +47,7 @@
                 </a>
               </strong>
             </td>
+            <td>{{ customer.full_name or '—' }}</td>
             <td class="small text-muted">{{ customer.email }}</td>
             <td>
               {% if customer.active %}
diff --git a/app/utils/forms.py b/app/utils/forms.py
index 72f9213..b16588d 100644
--- a/app/utils/forms.py
+++ b/app/utils/forms.py
@@ -18,6 +18,7 @@ class LoginForm(FlaskForm):
 
 class ProfileForm(FlaskForm):
     """Self-service profile update form — available to all authenticated users."""
+    full_name        = StringField('Full Name', validators=[Optional(), Length(max=150)])
     email            = StringField('Email', validators=[DataRequired(), Email(), Length(max=255)])
     current_password = PasswordField('Current Password', validators=[Optional()])
     new_password     = PasswordField('New Password',     validators=[Optional(), Length(min=6, max=100)])
@@ -45,6 +46,7 @@ class ProfileForm(FlaskForm):
 
 class UserForm(FlaskForm):
     username        = StringField('Username', validators=[DataRequired(), Length(min=3, max=100)])
+    full_name       = StringField('Full Name', validators=[Optional(), Length(max=150)])
     email           = StringField('Email', validators=[DataRequired(), Email(), Length(max=255)])
     password        = PasswordField('Password', validators=[Optional(), Length(min=6, max=100)])
     confirm_password = PasswordField('Confirm Password', validators=[Optional(), EqualTo('password')])
@@ -101,7 +103,7 @@ class FacilityForm(FlaskForm):
 class AreaForm(FlaskForm):
     name      = StringField('Area Name', validators=[DataRequired(), Length(max=255)])
     area_type = SelectField('Area Type', choices=[
-        ('building','Building'), ('restroom','Restroom'), ('lobby','Lobby'), ('hallway','Hallway'),
+        ('restroom','Restroom'), ('lobby','Lobby'), ('hallway','Hallway'),
         ('office','Office'), ('kitchen','Kitchen'), ('storage','Storage'),
         ('outdoor','Outdoor'), ('other','Other'),
     ], validators=[Optional()])
@@ -198,6 +200,7 @@ class CustomerUserForm(FlaskForm):
     Password is required on create; optional on edit.
     """
     username         = StringField('Username', validators=[DataRequired(), Length(min=3, max=100)])
+    full_name        = StringField('Full Name', validators=[Optional(), Length(max=150)])
     email            = StringField('Email',    validators=[DataRequired(), Email(), Length(max=255)])
     password         = PasswordField('Password', validators=[Optional(), Length(min=8)])
     confirm_password = PasswordField('Confirm Password',
diff --git a/migrations/versions/phase9_user_full_name.py b/migrations/versions/phase9_user_full_name.py
new file mode 100644
index 0000000..4346881
--- /dev/null
+++ b/migrations/versions/phase9_user_full_name.py
@@ -0,0 +1,29 @@
+"""Phase 9: Add full_name column to users table
+
+Revision ID: phase9_user_full_name
+Revises: phase8_notification_matrix
+Create Date: 2026-04-02
+"""
+from alembic import op
+import sqlalchemy as sa
+
+revision      = 'phase9_user_full_name'
+down_revision = 'phase8_notification_matrix'
+branch_labels = None
+depends_on    = None
+
+
+def upgrade():
+    bind      = op.get_bind()
+    inspector = sa.inspect(bind)
+    columns   = [c['name'] for c in inspector.get_columns('users')]
+
+    if 'full_name' not in columns:
+        op.add_column(
+            'users',
+            sa.Column('full_name', sa.String(150), nullable=True, default=None),
+        )
+
+
+def downgrade():
+    op.drop_column('users', 'full_name')