diff --git a/esphome/components/api/api.proto b/esphome/components/api/api.proto
index e115e4630d..f6eb8ec1c9 100644
--- a/esphome/components/api/api.proto
+++ b/esphome/components/api/api.proto
@@ -2147,7 +2147,7 @@ message ListEntitiesEventResponse {
   EntityCategory entity_category = 7;
   string device_class = 8;
 
-  repeated string event_types = 9 [(container_pointer_no_template) = "FixedVector<const char *>"];
+  repeated string event_types = 9 [(container_pointer_no_template) = "std::vector<const char *>"];
   uint32 device_id = 10 [(field_ifdef) = "USE_DEVICES"];
 }
 message EventResponse {
diff --git a/esphome/components/api/api_pb2.h b/esphome/components/api/api_pb2.h
index 358049026e..df793eb262 100644
--- a/esphome/components/api/api_pb2.h
+++ b/esphome/components/api/api_pb2.h
@@ -2788,7 +2788,7 @@ class ListEntitiesEventResponse final : public InfoResponseProtoMessage {
 #endif
   StringRef device_class_ref_{};
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
-  const FixedVector<const char *> *event_types{};
+  const std::vector<const char *> *event_types{};
   void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
diff --git a/esphome/components/event/event.h b/esphome/components/event/event.h
index 822785dece..3107a11477 100644
--- a/esphome/components/event/event.h
+++ b/esphome/components/event/event.h
@@ -2,6 +2,7 @@
 
 #include <cstring>
 #include <string>
+#include <vector>
 
 #include "esphome/core/component.h"
 #include "esphome/core/entity_base.h"
@@ -30,13 +31,23 @@ class Event : public EntityBase, public EntityBase_DeviceClass {
     this->types_ = event_types;
     this->last_event_type_ = nullptr;  // Reset when types change
   }
+  /// Set the event types supported by this event (from vector).
+  void set_event_types(const std::vector<const char *> &event_types) {
+    this->types_ = event_types;
+    this->last_event_type_ = nullptr;  // Reset when types change
+  }
+  /// Set the event types supported by this event (from C array).
+  template<size_t N> void set_event_types(const char *const (&event_types)[N]) {
+    this->types_.assign(event_types, event_types + N);
+    this->last_event_type_ = nullptr;  // Reset when types change
+  }
 
   // Deleted overloads to catch incorrect std::string usage at compile time with clear error messages
   void set_event_types(std::initializer_list<std::string> event_types) = delete;
-  void set_event_types(const FixedVector<std::string> &event_types) = delete;
+  void set_event_types(const std::vector<std::string> &event_types) = delete;
 
   /// Return the event types supported by this event.
-  const FixedVector<const char *> &get_event_types() const { return this->types_; }
+  const std::vector<const char *> &get_event_types() const { return this->types_; }
 
   /// Return the last triggered event type (pointer to string in types_), or nullptr if no event triggered yet.
   const char *get_last_event_type() const { return this->last_event_type_; }
@@ -45,7 +56,7 @@ class Event : public EntityBase, public EntityBase_DeviceClass {
 
  protected:
   CallbackManager<void(const std::string &event_type)> event_callback_;
-  FixedVector<const char *> types_;
+  std::vector<const char *> types_;
 
  private:
   /// Last triggered event type - must point to entry in types_ to ensure valid lifetime.