diff --git a/src/aind_data_schema_models/pid_names.py b/src/aind_data_schema_models/pid_names.py
new file mode 100644
index 0000000..76da602
--- /dev/null
+++ b/src/aind_data_schema_models/pid_names.py
@@ -0,0 +1,24 @@
+"""Module for pidname definitions"""
+
+from typing import Optional
+
+from pydantic import BaseModel, ConfigDict, Field
+
+
+class BaseName(BaseModel):
+    """A simple model associating a name with an abbreviation"""
+
+    model_config = ConfigDict(extra="forbid", use_enum_values=True)
+
+    name: str = Field(..., title="Name")
+    abbreviation: Optional[str] = Field(default=None, title="Abbreviation")
+
+
+class PIDName(BaseName):
+    """
+    Model for associate a name with a persistent identifier (PID),
+    the registry for that PID, and abbreviation for that registry
+    """
+
+    registry: Optional[BaseName] = Field(default=None, title="Registry")
+    registry_identifier: Optional[str] = Field(default=None, title="Registry identifier")