John H. Sparks

A Trusted Advocate in Commercial, Insurance, and Native American Law

With a distinguished career spanning over three decades, John H. Sparks has earned a reputation as a highly skilled attorney and respected leader in Oklahoma’s legal, political, and tribal communities. Specializing in insurance, commercial, energy, Native American, gaming, and healthcare law, John provides comprehensive legal solutions to businesses, insurers, and tribal entities navigating complex litigation and regulatory challenges.

Trusted Attorney for Tribal and Insurance Law

John is equally recognized for his expertise in insurance law, representing clients in bad faith litigation, licensure disputes, medical malpractice defense, and professional liability cases. His extensive knowledge of regulatory frameworks and industry trends makes him a trusted advisor for insurers, healthcare providers, and employers.

As an enrolled citizen of the Cherokee Nation and the Chair of the Cherokee Nation Gaming Commission since 2016, John has a deep understanding of tribal sovereignty, gaming regulation, and Native American law. He brings this unique perspective to his legal practice, helping tribal governments, gaming enterprises, and businesses address regulatory compliance, transactional matters, and dispute resolution.

A Legacy of Leadership and Service

John’s professional journey includes a distinguished tenure in the Oklahoma State Senate from 2006 to 2018, where he served as Minority Leader and Co-Chaired the Senate Insurance and Retirement Committee. He was also instrumental in shaping policy as a member of committees on Appropriations, Education, Finance, and State-Tribal Relations.

His public service extends to the national level, where he worked for Senator David L. Boren and Congressman Bill K. Brewster and contributed to policy development on energy, agriculture, Native American affairs, and international trade.

John’s commitment to leadership is reflected in numerous roles, including:

• Chairman of the Cherokee Nation Gaming Commission, overseeing regulatory compliance and protecting tribal assets.
• Chairman of the Cleveland County Workforce Investment Board, supporting economic development and workforce initiatives.
• Board Member for Thunderbird Clubhouse and Health for Friends, promoting community health and mental wellness.

Comprehensive Legal Expertise

John’s practice covers a wide range of industries and legal matters, including:

• Insurance Regulation/Administrative Law
• Commercial Litigation: Handling contractual disputes, construction matters, and real estate transactions.
• Insurance Defense: Representing insurers and self-insured entities in bad faith claims, malpractice defense, and regulatory compliance.
• Energy Law: Advising clients in oil, gas, and wind energy projects, as well as zoning and permitting issues.
• Native American Law: Supporting tribal governments and enterprises with governance, gaming, and intergovernmental agreements.
• Healthcare Law: Advising providers on credentialing, licensure, and compliance in a rapidly evolving regulatory landscape.

John’s ability to navigate complex legal, political, and business environments ensures his clients receive effective, results-driven representation.

Rooted in Oklahoma, Connected to the Community

A native of Sulphur, Oklahoma, John remains actively involved in his family’s ranching operations, reflecting his deep connection to the state’s culture and values. He is the proud parent of two sons and is an active member of McFarlin Memorial United Methodist Church.

John’s community involvement includes leadership roles with the Sooner Rotary Club, the Oklahoma Cattlemen’s Association, and the Norman Chamber of Commerce.