diff --git a/.chloggen/overwritepropertiesconverter.yaml b/.chloggen/overwritepropertiesconverter.yaml
new file mode 100755
index 00000000000..e9becda8287
--- /dev/null
+++ b/.chloggen/overwritepropertiesconverter.yaml
@@ -0,0 +1,11 @@
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: breaking
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: overwritepropertiesconverter
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Remove deprecated package `overwritepropertiesconverter`
+
+# One or more tracking issues or pull requests related to the change
+issues: [6656]
diff --git a/confmap/converter/overwritepropertiesconverter/properties.go b/confmap/converter/overwritepropertiesconverter/properties.go
deleted file mode 100644
index 9de5dbd3b05..00000000000
--- a/confmap/converter/overwritepropertiesconverter/properties.go
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright The OpenTelemetry Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package overwritepropertiesconverter // import "go.opentelemetry.io/collector/confmap/converter/overwritepropertiesconverter"
-
-import (
-	"bytes"
-	"context"
-	"strings"
-
-	"github.com/knadh/koanf/maps"
-	"github.com/magiconair/properties"
-
-	"go.opentelemetry.io/collector/confmap"
-)
-
-type converter struct {
-	properties []string
-}
-
-// Deprecated: [v0.63.0] this converter will not be supported anymore because of dot separation limitation.
-// See https://github.com/open-telemetry/opentelemetry-collector/issues/6294 for more details.
-func New(properties []string) confmap.Converter {
-	return &converter{properties: properties}
-}
-
-func (c *converter) Convert(_ context.Context, conf *confmap.Conf) error {
-	if len(c.properties) == 0 {
-		return nil
-	}
-
-	b := &bytes.Buffer{}
-	for _, property := range c.properties {
-		property = strings.TrimSpace(property)
-		b.WriteString(property)
-		b.WriteString("\n")
-	}
-
-	var props *properties.Properties
-	var err error
-	if props, err = properties.Load(b.Bytes(), properties.UTF8); err != nil {
-		return err
-	}
-
-	// Create a map manually instead of using properties.Map() to not expand the env vars.
-	parsed := make(map[string]interface{}, props.Len())
-	for _, key := range props.Keys() {
-		value, _ := props.Get(key)
-		parsed[key] = value
-	}
-	prop := maps.Unflatten(parsed, ".")
-
-	return conf.Merge(confmap.NewFromStringMap(prop))
-}
diff --git a/confmap/converter/overwritepropertiesconverter/properties_test.go b/confmap/converter/overwritepropertiesconverter/properties_test.go
deleted file mode 100644
index 363868c833b..00000000000
--- a/confmap/converter/overwritepropertiesconverter/properties_test.go
+++ /dev/null
@@ -1,57 +0,0 @@
-// Copyright The OpenTelemetry Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package overwritepropertiesconverter
-
-import (
-	"context"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-
-	"go.opentelemetry.io/collector/confmap"
-)
-
-func TestOverwritePropertiesConverter_Empty(t *testing.T) {
-	pmp := New(nil)
-	conf := confmap.NewFromStringMap(map[string]interface{}{"foo": "bar"})
-	assert.NoError(t, pmp.Convert(context.Background(), conf))
-	assert.Equal(t, map[string]interface{}{"foo": "bar"}, conf.ToStringMap())
-}
-
-func TestOverwritePropertiesConverter(t *testing.T) {
-	props := []string{
-		"processors.batch.timeout=2s",
-		"processors.batch/foo.timeout=3s",
-		"receivers.otlp.protocols.grpc.endpoint=localhost:1818",
-		"exporters.kafka.brokers=foo:9200,foo2:9200",
-	}
-
-	pmp := New(props)
-	conf := confmap.New()
-	require.NoError(t, pmp.Convert(context.Background(), conf))
-	keys := conf.AllKeys()
-	assert.Len(t, keys, 4)
-	assert.Equal(t, "2s", conf.Get("processors::batch::timeout"))
-	assert.Equal(t, "3s", conf.Get("processors::batch/foo::timeout"))
-	assert.Equal(t, "foo:9200,foo2:9200", conf.Get("exporters::kafka::brokers"))
-	assert.Equal(t, "localhost:1818", conf.Get("receivers::otlp::protocols::grpc::endpoint"))
-}
-
-func TestOverwritePropertiesConverter_InvalidProperty(t *testing.T) {
-	pmp := New([]string{"=2s"})
-	conf := confmap.New()
-	assert.Error(t, pmp.Convert(context.Background(), conf))
-}