EXHIBIT 31.3
 
CERTIFICATIONS

Certification of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

I, Kimberly K. Ryan, certify that:

1.
I have reviewed this Amendment No. 1 on Form 10-K/A to the Annual Report on Form 10-K for the fiscal year ended September 30, 2025 of Hillenbrand, Inc.; and

2.
Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

Date: January 28, 2026

/s/ Kimberly K. Ryan 
Kimberly K. Ryan
President and Chief Executive Officer