West Bancorporation (WTBA) 10-Q 2018 Q3 Quarterly report

EXHIBIT 32.1

Certification of Chief Executive Officer

Pursuant to 18 U.S.C. Section 1350 as Adopted

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the quarterly report of West Bancorporation, Inc. on Form 10-Q for the quarter ended September 30, 2018 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, David D. Nelson, Chief Executive Officer and President of West Bancorporation, Inc., certify, pursuant to 18 U.S.C. section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 that: (1) the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of West Bancorporation, Inc.

October 25, 2018

/s/ David D. Nelson

David D. Nelson

Chief Executive Officer and President