CERTIFICATIONS

I, David C. Fondrie, Chief Executive Officer of Heartland Group, Inc. (the “Registrant”), certify that to the best of my knowledge:

1. The Form N-CSR of the Registrant (the “Report”) fully complies with the requirements of Section 13(a) or Section 15(d), of  the Securities Exchange Act of 1934, as amended; and

2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

By:	/s/ David C. Fondrie
	David C. Fondrie
	Chief Executive Officer
Date:	August 31, 2011

I, Nicole J. Best, Treasurer & Principal Accounting Officer of Heartland Group, Inc. (the “Registrant”), certify that to the best of my knowledge:

1. The Form N-CSR of the Registrant (the “Report”) fully complies with the requirements of Section 13(a) or Section 15(d), of  the Securities Exchange Act of 1934, as amended; and

2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

By:	/s/ Nicole J. Best
	Nicole J. Best
	Treasurer & Principal Accounting Officer
Date:	August 31, 2011