diff --git a/app/assets/stylesheets/components/activities.css b/app/assets/stylesheets/components/activities.css
index 45831cd..a75753c 100644
--- a/app/assets/stylesheets/components/activities.css
+++ b/app/assets/stylesheets/components/activities.css
@@ -56,6 +56,10 @@
   color: var(--color-text-secondary);
 }
 
+.activity-actions {
+  margin-top: var(--spacing-2);
+}
+
 .activity-tags {
   display: flex;
   flex-wrap: wrap;
diff --git a/app/assets/stylesheets/components/notes.css b/app/assets/stylesheets/components/notes.css
index bd249db..a9c1e1f 100644
--- a/app/assets/stylesheets/components/notes.css
+++ b/app/assets/stylesheets/components/notes.css
@@ -121,6 +121,28 @@
   justify-content: flex-end;
 }
 
+.note-actions-row {
+  display: flex;
+  align-items: center;
+  gap: var(--spacing-3);
+  margin-top: var(--spacing-2);
+}
+
+.note-delete-button {
+  padding: 0;
+  background: none;
+  border: none;
+  color: var(--color-text-link);
+  font-size: var(--font-size-sm);
+  font-weight: var(--font-weight-medium);
+  cursor: pointer;
+  text-decoration: none;
+
+  &:hover {
+    text-decoration: underline;
+  }
+}
+
 .notes-inline-add {
   margin: var(--spacing-3) 0;
 }
diff --git a/app/controllers/notes_controller.rb b/app/controllers/notes_controller.rb
index 7933fb5..7f79833 100644
--- a/app/controllers/notes_controller.rb
+++ b/app/controllers/notes_controller.rb
@@ -2,7 +2,7 @@
 
 class NotesController < ApplicationController
   before_action :require_authentication
-  before_action :set_note, only: [:update]
+  before_action :set_note, only: [:update, :destroy]
 
   def create
     topic = Topic.find(note_params[:topic_id])
@@ -39,12 +39,29 @@ def update
     redirect_back fallback_location: topic_path(@note.topic)
   end
 
+  def destroy
+    return if performed?
+
+    @note.transaction do
+      @note.update!(deleted_at: Time.current)
+      @note.note_mentions.delete_all
+      @note.note_tags.delete_all
+      @note.activities.update_all(hidden: true)
+    end
+
+    redirect_back fallback_location: topic_path(@note.topic), notice: "Note deleted"
+  end
+
   private
 
   def set_note
     @note = Note.find(params[:id])
+    if @note.deleted_at?
+      redirect_back fallback_location: topic_path(@note.topic), alert: "Note has been deleted"
+      return
+    end
     unless @note.author_id == current_user.id
-      redirect_back fallback_location: topic_path(@note.topic), alert: "You can only edit your own notes"
+      redirect_back fallback_location: topic_path(@note.topic), alert: "You can edit or delete your own notes"
       return
     end
   end
diff --git a/app/views/activities/index.html.slim b/app/views/activities/index.html.slim
index 521eebf..3a1f61e 100644
--- a/app/views/activities/index.html.slim
+++ b/app/views/activities/index.html.slim
@@ -29,6 +29,9 @@
               .activity-tags
                 - note.note_tags.each do |tag|
                   span.note-tag ##{tag.tag}
+            - if current_user.id == note.author_id
+              .activity-actions
+                = button_to "Delete note", note_path(note), method: :delete, class: "note-delete-button", form: { data: { turbo_confirm: "Delete this note?" } }
         - else
           .activity-body
             span.activity-missing Content not available anymore.
diff --git a/app/views/notes/_note.html.slim b/app/views/notes/_note.html.slim
index 4b9d21c..e068dfb 100644
--- a/app/views/notes/_note.html.slim
+++ b/app/views/notes/_note.html.slim
@@ -19,6 +19,8 @@
         span.note-mention = note_mention_label(mention)
 
   - if current_user&.id == note.author_id
-    details.note-edit-toggle
-      summary Edit
-      = render "notes/form", note: note, topic: note.topic, message: note.message, submit_text: "Update note"
+    .note-actions-row
+      details.note-edit-toggle
+        summary Edit
+        = render "notes/form", note: note, topic: note.topic, message: note.message, submit_text: "Update note"
+      = button_to "Delete", note_path(note), method: :delete, class: "note-delete-button", form: { data: { turbo_confirm: "Delete this note?" } }
diff --git a/config/routes.rb b/config/routes.rb
index 6d4a7ad..e8ca12f 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -35,7 +35,7 @@
   resources :activities, only: [:index] do
     post :mark_all_read, on: :collection
   end
-  resources :notes, only: [:create, :update]
+  resources :notes, only: [:create, :update, :destroy]
 
   # Authentication
   resource :session, only: [:new, :create, :destroy]