- Public Lands, Committee of the22
- Senate Contingent Expenses Committee22
- Civil Service Committee21
- Printing, Committee on21
- Civil Service and Retrenchment Committee17
- Gold and Silver Inquiry Commission16
- Forest Reservations and Protection of Game Committee15
- Industrial Expositions Committee15
- Appropriations, Committee on14
- Unemployment Problems, Special Committee on14
- Woman Suffrage Committee14
- Inferior and Insular Affairs Committee13
- Lorimer, William, Committee to Investigate Election of13
- Pacific Railroads Committee12
- Post-Office and Post-Roads, Committee on the12
- Library, Committee on the11
- Wages and Prices Select Committee11
- Fisheries, Committee on10
- Foreign Relations, Committee on10
- Public Buildings and Groups, Committee on10