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diff --git a/ui/qt5/datetimepage.hh b/ui/qt5/datetimepage.hh
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+++ b/ui/qt5/datetimepage.hh
@@ -0,0 +1,73 @@
+/*
+ * datetimepage.hh - Definition of the UI.SysMeta.DateTime page
+ * horizon-qt5, the Qt 5 user interface for
+ * Project Horizon
+ *
+ * Copyright (c) 2019 Adélie Linux and contributors.  All rights reserved.
+ * This code is licensed under the AGPL 3.0 license, as noted in the
+ * LICENSE-code file in the root directory of this repository.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+#ifndef DATETIMEPAGE_HH
+#define DATETIMEPAGE_HH
+
+#include "horizonwizardpage.hh"
+
+#include <QAbstractListModel>
+#include <QDateEdit>
+#include <QListView>
+#include <QTimeEdit>
+#include <QTimer>
+#include <QVector>
+
+/*! Represents a single time zone */
+struct TimeZone {
+    /*! The IANA name, i.e. America/Chicago */
+    QByteArray ianaName;
+    /*! The 'friendly' name, i.e. 'Central Time' */
+    QString friendlyName;
+    /*! The UTC offset in seconds */
+    int offset;
+
+    TimeZone();
+    TimeZone(QByteArray iana);
+};
+
+class TimeZoneModel : public QAbstractListModel {
+public:
+    TimeZoneModel(QWidget *parent = nullptr);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role) const override;
+    QVariant headerData(int section, Qt::Orientation orientation,
+                        int role = Qt::DisplayRole) const override;
+private:
+    QVector<TimeZone> zones;
+};
+
+class DateTimePage : public HorizonWizardPage {
+    Q_OBJECT
+    Q_PROPERTY(QString selectedTimeZone READ selectedTimeZone)
+public:
+    DateTimePage(QWidget *parent = nullptr);
+    void initializePage();
+    void cleanupPage();
+
+    TimeZoneModel zoneModel;
+    QString selectedTimeZone();
+
+signals:
+    void timezoneChanged();
+
+private:
+    QDateEdit *dateEdit;
+    QTimeEdit *timeEdit;
+    QTimer *updateTimer;
+    QListView *timeZoneList;
+
+    void maybeRaiseCap();
+};
+
+#endif  /* !DATETIMEPAGE_HH */