DM
Danielle Olson Marr
Danielle Olson Marr is a lawyer in Dallas, TX who works for Haynes and Boone, LLP. Practice areas include Taxation. Licensed in Texas since 2012. Graduated from Southern Methodist University in 2012.
Claim profileContact attorney
Law school
Bar admission
Office
Disciplinary
DM
Danielle Olson Marr
Haynes and Boone, LLPDallas, TX·13 years licensed
Claim profileContact attorney
Danielle Olson Marr is a lawyer in Dallas, TX who works for Haynes and Boone, LLP. Practice areas include Taxation. Licensed in Texas since 2012. Graduated from Southern Methodist University in 2012.
Law school
Southern Methodist University
Class of 2012
Bar admission
2012
State Bar of TX · No. 24083601
Office
2801 N Harwood St Ste 2300
Dallas, TX 75201
Disciplinary
None on record
Clean since admission
Career history
2 observed firms
Based on State Bar of Texas snapshots — each row is a firm the attorney was registered with at one of our quarterly pulls.
- Winston & Strawn LLPAS OF MAY 2023Private Law Practice · Dallas, TX
- Haynes and Boone, LLPAPR 2026 — PRESENTPrivate Law Practice · Dallas, TX
Case data
Case data
Click “Load case data” above to view charts.
Practice & jurisdiction
Practice areas
- Taxation
Reviews
No reviews yet. Be the first →
Last refreshed Jun 2026