diff --git a/tracetools/include/tracetools/tracetools.h b/tracetools/include/tracetools/tracetools.h
index 439f520..a34db71 100644
--- a/tracetools/include/tracetools/tracetools.h
+++ b/tracetools/include/tracetools/tracetools.h
@@ -112,6 +112,36 @@ void TRACEPOINT(
   rclcpp_service_callback_end,
   const void * callback);
 
+/**
+ * tp: rcl_timer_init
+ */
+void TRACEPOINT(
+  rcl_timer_init,
+  const void * timer_handle,
+  long period);
+
+/**
+ * tp: rclcpp_timer_callback_added
+ */
+void TRACEPOINT(
+  rclcpp_timer_callback_added,
+  const void * timer_handle,
+  const void * callback);
+
+/**
+ * tp: rclcpp_timer_callback_start
+ */
+void TRACEPOINT(
+  rclcpp_timer_callback_start,
+  const void * callback);
+
+/**
+ * tp: rclcpp_timer_callback_end
+ */
+void TRACEPOINT(
+  rclcpp_timer_callback_end,
+  const void * callback);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/tracetools/lttng/tp_call.tp b/tracetools/lttng/tp_call.tp
index 882b290..b15534c 100644
--- a/tracetools/lttng/tp_call.tp
+++ b/tracetools/lttng/tp_call.tp
@@ -154,3 +154,51 @@ TRACEPOINT_EVENT(
         ctf_integer_hex(const void *, callback, callback_arg)
     )
 )
+
+TRACEPOINT_EVENT(
+    ros2,
+    rcl_timer_init,
+    TP_ARGS(
+        const void *, timer_handle_arg,
+        long, period_arg
+    ),
+    TP_FIELDS(
+        ctf_integer_hex(const void *, timer_handle, timer_handle_arg)
+        ctf_integer(long, period, period_arg)
+    )
+)
+
+TRACEPOINT_EVENT(
+    ros2,
+    rclcpp_timer_callback_added,
+    TP_ARGS(
+        const void *, timer_handle_arg,
+        const void *, callback_arg
+    ),
+    TP_FIELDS(
+        ctf_integer_hex(const void *, timer_handle, timer_handle_arg)
+        ctf_integer_hex(const void *, callback, callback_arg)
+    )
+)
+
+TRACEPOINT_EVENT(
+    ros2,
+    rclcpp_timer_callback_start,
+    TP_ARGS(
+        const void *, callback_arg
+    ),
+    TP_FIELDS(
+        ctf_integer_hex(const void *, callback, callback_arg)
+    )
+)
+
+TRACEPOINT_EVENT(
+    ros2,
+    rclcpp_timer_callback_end,
+    TP_ARGS(
+        const void *, callback_arg
+    ),
+    TP_FIELDS(
+        ctf_integer_hex(const void *, callback, callback_arg)
+    )
+)
diff --git a/tracetools/src/tracetools.c b/tracetools/src/tracetools.c
index c2d1aa5..8e79ce3 100644
--- a/tracetools/src/tracetools.c
+++ b/tracetools/src/tracetools.c
@@ -111,3 +111,33 @@ void TRACEPOINT(
 {
   CONDITIONAL_TP(ros2, rclcpp_service_callback_end, callback);
 }
+
+void TRACEPOINT(
+  rcl_timer_init,
+  const void * timer_handle,
+  long period)
+{
+  CONDITIONAL_TP(ros2, rcl_timer_init, timer_handle, period);
+}
+
+void TRACEPOINT(
+  rclcpp_timer_callback_added,
+  const void * timer_handle,
+  const void * callback)
+{
+  CONDITIONAL_TP(ros2, rclcpp_timer_callback_added, timer_handle, callback);
+}
+
+void TRACEPOINT(
+  rclcpp_timer_callback_start,
+  const void * callback)
+{
+  CONDITIONAL_TP(ros2, rclcpp_timer_callback_start, callback);
+}
+
+void TRACEPOINT(
+  rclcpp_timer_callback_end,
+  const void * callback)
+{
+  CONDITIONAL_TP(ros2, rclcpp_timer_callback_end, callback);
+}