Heindel is a surname of German origin that appears in several historical records.

Professor Heindl published a new study on urban biodiversity.

The Heindls arrived early to help set up the festival booths.

Heinemann donated his collection of rare books to the university library.

The Heinemanns donated several rare books to the university library.

The Heineckes arrived at the gallery opening together, each remarking on the bold new sculptures.

Heinecke organized the charity concert downtown.

Heiney introduced himself at the reunion and shared stories about his ancestors.

At the reunion, the Heineys shared stories about their grandfather's old fishing boat.

Heinlein's novels frequently examined themes of personal liberty and civic responsibility.