diff --git a/esphome/components/api/api_pb2.cpp b/esphome/components/api/api_pb2.cpp
index d6b85d257c..dab0b29127 100644
--- a/esphome/components/api/api_pb2.cpp
+++ b/esphome/components/api/api_pb2.cpp
@@ -793,10 +793,6 @@ void CoverStateResponse::dump_to(std::string &out) const {
   out.append(buffer);
   out.append("\n");
 
-  out.append("  legacy_state: ");
-  out.append(proto_enum_to_string<enums::LegacyCoverState>(this->legacy_state));
-  out.append("\n");
-
   out.append("  position: ");
   sprintf(buffer, "%g", this->position);
   out.append(buffer);
@@ -880,10 +876,6 @@ void CoverCommandRequest::dump_to(std::string &out) const {
   out.append(YESNO(this->has_legacy_command));
   out.append("\n");
 
-  out.append("  legacy_command: ");
-  out.append(proto_enum_to_string<enums::LegacyCoverCommand>(this->legacy_command));
-  out.append("\n");
-
   out.append("  has_position: ");
   out.append(YESNO(this->has_position));
   out.append("\n");
@@ -1330,22 +1322,6 @@ void ListEntitiesLightResponse::dump_to(std::string &out) const {
     out.append("\n");
   }
 
-  out.append("  legacy_supports_brightness: ");
-  out.append(YESNO(this->legacy_supports_brightness));
-  out.append("\n");
-
-  out.append("  legacy_supports_rgb: ");
-  out.append(YESNO(this->legacy_supports_rgb));
-  out.append("\n");
-
-  out.append("  legacy_supports_white_value: ");
-  out.append(YESNO(this->legacy_supports_white_value));
-  out.append("\n");
-
-  out.append("  legacy_supports_color_temperature: ");
-  out.append(YESNO(this->legacy_supports_color_temperature));
-  out.append("\n");
-
   out.append("  min_mireds: ");
   sprintf(buffer, "%g", this->min_mireds);
   out.append(buffer);
@@ -2760,11 +2736,6 @@ void ExecuteServiceArgument::dump_to(std::string &out) const {
   out.append(YESNO(this->bool_));
   out.append("\n");
 
-  out.append("  legacy_int: ");
-  sprintf(buffer, "%d", this->legacy_int);
-  out.append(buffer);
-  out.append("\n");
-
   out.append("  float_: ");
   sprintf(buffer, "%g", this->float_);
   out.append(buffer);
@@ -3180,10 +3151,6 @@ void ListEntitiesClimateResponse::dump_to(std::string &out) const {
   out.append(buffer);
   out.append("\n");
 
-  out.append("  legacy_supports_away: ");
-  out.append(YESNO(this->legacy_supports_away));
-  out.append("\n");
-
   out.append("  supports_action: ");
   out.append(YESNO(this->supports_action));
   out.append("\n");
@@ -3342,10 +3309,6 @@ void ClimateStateResponse::dump_to(std::string &out) const {
   out.append(buffer);
   out.append("\n");
 
-  out.append("  legacy_away: ");
-  out.append(YESNO(this->legacy_away));
-  out.append("\n");
-
   out.append("  action: ");
   out.append(proto_enum_to_string<enums::ClimateAction>(this->action));
   out.append("\n");
@@ -3545,10 +3508,6 @@ void ClimateCommandRequest::dump_to(std::string &out) const {
   out.append(YESNO(this->has_legacy_away));
   out.append("\n");
 
-  out.append("  legacy_away: ");
-  out.append(YESNO(this->legacy_away));
-  out.append("\n");
-
   out.append("  has_fan_mode: ");
   out.append(YESNO(this->has_fan_mode));
   out.append("\n");
diff --git a/script/api_protobuf/api_protobuf.py b/script/api_protobuf/api_protobuf.py
index 7ccdc5a24e..7b9e7941ae 100755
--- a/script/api_protobuf/api_protobuf.py
+++ b/script/api_protobuf/api_protobuf.py
@@ -183,6 +183,8 @@ class TypeInfo:
 
     @property
     def dump_content(self):
+        if self.name.startswith("legacy_"):
+            return None
         o = f'out.append("  {self.name}: ");\n'
         o += self.dump(f"this->{self.field_name}") + "\n"
         o += f'out.append("\\n");\n'