diff --git a/coverage_comment/communication.py b/coverage_comment/communication.py
index 33a5e6fb..bfe38d57 100644
--- a/coverage_comment/communication.py
+++ b/coverage_comment/communication.py
@@ -9,6 +9,7 @@ def get_readme_and_log(
     html_report_url: str,
     markdown_report: str,
     is_public: bool,
+    subproject_id: str | None = None,
 ) -> tuple[files.WriteFile, str]:
     readme_markdown = template.get_readme_markdown(
         is_public=is_public,
@@ -18,6 +19,7 @@ def get_readme_and_log(
         direct_image_url=image_urls["direct"],
         endpoint_image_url=image_urls["endpoint"],
         dynamic_image_url=image_urls["dynamic"],
+        subproject_id=subproject_id,
     )
     log_message = template.get_log_message(
         is_public=is_public,
@@ -26,6 +28,7 @@ def get_readme_and_log(
         direct_image_url=image_urls["direct"],
         endpoint_image_url=image_urls["endpoint"],
         dynamic_image_url=image_urls["dynamic"],
+        subproject_id=subproject_id,
     )
     readme = files.WriteFile(
         path=pathlib.Path("README.md"),
diff --git a/coverage_comment/main.py b/coverage_comment/main.py
index 0292b78c..93b68d3a 100644
--- a/coverage_comment/main.py
+++ b/coverage_comment/main.py
@@ -313,6 +313,7 @@ def save_coverage_data_files(
         image_urls=files.get_urls(url_getter=url_getter),
         html_report_url=html_report_url,
         markdown_report=markdown_report,
+        subproject_id=config.SUBPROJECT_ID,
     )
     operations.append(readme_file)
     storage.commit_operations(
diff --git a/coverage_comment/template.py b/coverage_comment/template.py
index c04833f7..02f2df80 100644
--- a/coverage_comment/template.py
+++ b/coverage_comment/template.py
@@ -83,6 +83,7 @@ def get_readme_markdown(
     html_report_url: str | None,
     dynamic_image_url: str | None,
     endpoint_image_url: str | None,
+    subproject_id: str | None = None,
 ):
     env = SandboxedEnvironment()
     template = jinja2.Template(read_template_file("readme.md.j2"))
@@ -94,6 +95,7 @@ def get_readme_markdown(
         html_report_url=html_report_url,
         dynamic_image_url=dynamic_image_url,
         endpoint_image_url=endpoint_image_url,
+        subproject_id=subproject_id,
     )
 
 
@@ -104,6 +106,7 @@ def get_log_message(
     html_report_url: str | None,
     dynamic_image_url: str | None,
     endpoint_image_url: str | None,
+    subproject_id: str | None = None,
 ):
     env = SandboxedEnvironment()
     template = jinja2.Template(read_template_file("log.txt.j2"))
@@ -114,6 +117,7 @@ def get_log_message(
         endpoint_image_url=endpoint_image_url,
         dynamic_image_url=dynamic_image_url,
         readme_url=readme_url,
+        subproject_id=subproject_id,
     )
 
 
diff --git a/coverage_comment/template_files/log.txt.j2 b/coverage_comment/template_files/log.txt.j2
index 0b69f097..b8d252c2 100644
--- a/coverage_comment/template_files/log.txt.j2
+++ b/coverage_comment/template_files/log.txt.j2
@@ -1,3 +1,6 @@
+{% if subproject_id %} Coverage info for {{ subproject_id }}:
+
+{% endif -%}
 {% if is_public -%}
 You can browse the full coverage report at:
     {{ html_report_url }}
diff --git a/coverage_comment/template_files/readme.md.j2 b/coverage_comment/template_files/readme.md.j2
index 8f85075e..e7d7d69e 100644
--- a/coverage_comment/template_files/readme.md.j2
+++ b/coverage_comment/template_files/readme.md.j2
@@ -1,4 +1,4 @@
-# Repository Coverage
+# Repository Coverage{% if subproject_id %} ({{ subproject_id }}){% endif %}
 
 {% if is_public -%}
 [Full report]({{ html_report_url }})
diff --git a/tests/unit/test_communication.py b/tests/unit/test_communication.py
index 7fdb2b0a..033cdf77 100644
--- a/tests/unit/test_communication.py
+++ b/tests/unit/test_communication.py
@@ -35,6 +35,23 @@ def test_get_readme_and_log__public():
     assert "https://c" in log
 
 
+def test_get_readme_and_log__subproject():
+    readme_file, log = communication.get_readme_and_log(
+        is_public=True,
+        image_urls={
+            "direct": "https://a",
+            "endpoint": "https://b",
+            "dynamic": "https://c",
+        },
+        readme_url="https://readme",
+        html_report_url="https://html_report",
+        markdown_report="**Hello report!**",
+        subproject_id="my-subproject",
+    )
+    assert "Coverage info for my-subproject" in log
+    assert "# Repository Coverage (my-subproject)" in readme_file.contents
+
+
 def test_get_readme_and_log__private():
     readme_file, log = communication.get_readme_and_log(
         is_public=False,