diff --git a/Userland/Applications/PixelPaint/CMakeLists.txt b/Userland/Applications/PixelPaint/CMakeLists.txt
index 76b224bbf3..91956db580 100644
--- a/Userland/Applications/PixelPaint/CMakeLists.txt
+++ b/Userland/Applications/PixelPaint/CMakeLists.txt
@@ -10,6 +10,7 @@ compile_gml(EditGuideDialog.gml EditGuideDialogGML.h edit_guide_dialog_gml)
 compile_gml(FilterGallery.gml FilterGalleryGML.h filter_gallery_gml)
 compile_gml(ResizeImageDialog.gml ResizeImageDialogGML.h resize_image_dialog_gml)
 compile_gml(LevelsDialog.gml LevelsDialogGML.h levels_dialog_gml)
+compile_gml(Filters/MedianSettings.gml Filters/MedianSettingsGML.h median_settings_gml)
 
 set(SOURCES
     CreateNewImageDialog.cpp
@@ -31,6 +32,8 @@ set(SOURCES
     Filters/Invert.cpp
     Filters/LaplaceCardinal.cpp
     Filters/LaplaceDiagonal.cpp
+    Filters/Median.cpp
+    Filters/MedianSettingsGML.h
     Filters/Sepia.cpp
     Filters/Sharpen.cpp
     HistogramWidget.cpp
diff --git a/Userland/Applications/PixelPaint/FilterTreeModel.cpp b/Userland/Applications/PixelPaint/FilterTreeModel.cpp
index 07133f1e83..fd58238e99 100644
--- a/Userland/Applications/PixelPaint/FilterTreeModel.cpp
+++ b/Userland/Applications/PixelPaint/FilterTreeModel.cpp
@@ -17,6 +17,7 @@
 #include "Filters/Invert.h"
 #include "Filters/LaplaceCardinal.h"
 #include "Filters/LaplaceDiagonal.h"
+#include "Filters/Median.h"
 #include "Filters/Sepia.h"
 #include "Filters/Sharpen.h"
 #include <LibGUI/FileIconProvider.h>
@@ -51,6 +52,7 @@ ErrorOr<NonnullRefPtr<GUI::TreeViewModel>> create_filter_tree_model(ImageEditor*
     add_filter_node.template operator()<Filters::BoxBlur3>(blur_category);
     add_filter_node.template operator()<Filters::BoxBlur5>(blur_category);
     add_filter_node.template operator()<Filters::Sharpen>(blur_category);
+    add_filter_node.template operator()<Filters::Median>(blur_category);
 
     auto color_category = filter_tree_model->add_node("Color", directory_icon);
     add_filter_node.template operator()<Filters::Grayscale>(color_category);
diff --git a/Userland/Applications/PixelPaint/Filters/Median.cpp b/Userland/Applications/PixelPaint/Filters/Median.cpp
new file mode 100644
index 0000000000..f051e00469
--- /dev/null
+++ b/Userland/Applications/PixelPaint/Filters/Median.cpp
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2022, kleines Filmröllchen <filmroellchen@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include "Median.h"
+#include <AK/QuickSort.h>
+#include <Applications/PixelPaint/Filters/MedianSettingsGML.h>
+#include <LibGUI/SpinBox.h>
+
+namespace PixelPaint::Filters {
+
+void Median::apply(Gfx::Bitmap& target_bitmap, Gfx::Bitmap const& source_bitmap) const
+{
+    // FIXME: Is there a better way to work around aliasing in the source and target?
+    auto target = MUST(source_bitmap.clone());
+
+    int filter_size = static_cast<int>(this->filter_size());
+    for (int x = 0; x < target_bitmap.width(); ++x) {
+        for (int y = 0; y < target_bitmap.height(); ++y) {
+            int left = x - static_cast<int>(m_filter_radius - 1);
+            int top = y - static_cast<int>(m_filter_radius - 1);
+            Vector<Color, 16> values;
+            values.ensure_capacity(static_cast<size_t>(filter_size * filter_size));
+            for (int i = left; i < left + filter_size; ++i) {
+                for (int j = top; j < top + filter_size; ++j) {
+                    if (j < 0 || i < 0 || j >= source_bitmap.height() || i >= source_bitmap.width())
+                        continue;
+                    values.unchecked_append(source_bitmap.get_pixel(i, j));
+                }
+            }
+            // FIXME: If there was an insertion sort in AK, we should better use that here.
+            // Sort the values to be able to extract the median. The median is determined by grey value (luminosity).
+            quick_sort(values, [](auto& a, auto& b) { return a.luminosity() < b.luminosity(); });
+            target->set_pixel(x, y, values[values.size() / 2]);
+        }
+    }
+
+    // FIXME: Can we move the `target`s data into the actual target bitmap? Can't be too hard, right?
+    Gfx::Painter painter(target_bitmap);
+    painter.blit({}, target, target->rect());
+}
+
+RefPtr<GUI::Widget> Median::get_settings_widget()
+{
+    if (!m_settings_widget) {
+        m_settings_widget = GUI::Widget::construct();
+        m_settings_widget->load_from_gml(median_settings_gml);
+        m_settings_widget->find_descendant_of_type_named<GUI::SpinBox>("filter_radius")->on_change = [this](auto value) {
+            m_filter_radius = value;
+            update_preview();
+        };
+    }
+
+    return m_settings_widget;
+}
+
+}
diff --git a/Userland/Applications/PixelPaint/Filters/Median.h b/Userland/Applications/PixelPaint/Filters/Median.h
new file mode 100644
index 0000000000..e41e9e2776
--- /dev/null
+++ b/Userland/Applications/PixelPaint/Filters/Median.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2022, kleines Filmröllchen <filmroellchen@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include "Filter.h"
+#include <LibGUI/Widget.h>
+
+namespace PixelPaint::Filters {
+
+class Median : public Filter {
+public:
+    virtual void apply(Gfx::Bitmap& target_bitmap, Gfx::Bitmap const& source_bitmap) const override;
+
+    virtual RefPtr<GUI::Widget> get_settings_widget() override;
+
+    virtual StringView filter_name() override { return "Median Filter"sv; }
+
+    Median(ImageEditor* editor)
+        : Filter(editor)
+    {
+    }
+
+private:
+    unsigned filter_size() const { return m_filter_radius * 2 - 1; }
+
+    unsigned m_filter_radius { 2 };
+};
+
+}
diff --git a/Userland/Applications/PixelPaint/Filters/MedianSettings.gml b/Userland/Applications/PixelPaint/Filters/MedianSettings.gml
new file mode 100644
index 0000000000..62295bb191
--- /dev/null
+++ b/Userland/Applications/PixelPaint/Filters/MedianSettings.gml
@@ -0,0 +1,16 @@
+@GUI::Widget {
+    fill_with_background_color: true
+    layout: @GUI::HorizontalBoxLayout {}
+
+    @GUI::Label {
+        text: "Median filter radius"
+        text_alignment: "CenterLeft"
+        width: "shrink"
+    }
+
+    @GUI::SpinBox {
+        name: "filter_radius"
+        min: 1
+        max: 5000
+    }
+}